150685056 has 128 divisors (see below), whose sum is σ = 452880000. Its totient is φ = 49310208.

The previous prime is 150685049. The next prime is 150685081. The reversal of 150685056 is 650586051.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-3 number, since 3×150685056³ (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 150685056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 203535 + ... + 204273.

It is an arithmetic number, because the mean of its divisors is an integer number (3538125).

Almost surely, 2^150685056 is an apocalyptic number.

150685056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 150685056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (226440000).

150685056 is an abundant number, since it is smaller than the sum of its proper divisors (302194944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

150685056 is an equidigital number, since it uses as much as digits as its factorization.

150685056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 821 (or 803 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

The square root of 150685056 is about 12275.3841487751. The cubic root of 150685056 is about 532.1369236949.

The spelling of 150685056 in words is "one hundred fifty million, six hundred eighty-five thousand, fifty-six".