155208960 has 216 divisors, whose sum is σ = 558012000. Its totient is φ = 41306112.

The previous prime is 155208953. The next prime is 155209007. The reversal of 155208960 is 69802551.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (216).

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 310791 + ... + 311289.

Almost surely, 2^155208960 is an apocalyptic number.

155208960 is a gapful number since it is divisible by the number (10) 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 155208960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (279006000).

155208960 is an abundant number, since it is smaller than the sum of its proper divisors (402803040).

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

155208960 is an frugal number, since it uses more digits than its factorization.

155208960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535 (or 509 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The square root of 155208960 is about 12458.2888070553. The cubic root of 155208960 is about 537.4098179330.

The spelling of 155208960 in words is "one hundred fifty-five million, two hundred eight thousand, nine hundred sixty".