117778150 has 96 divisors (see below), whose sum is σ = 267840000. Its totient is φ = 37635840.

The previous prime is 117778139. The next prime is 117778151. The reversal of 117778150 is 51877711.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117778151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 591751 + ... + 591949.

It is an arithmetic number, because the mean of its divisors is an integer number (2790000).

Almost surely, 2^117778150 is an apocalyptic number.

117778150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117778150 is an abundant number, since it is smaller than the sum of its proper divisors (150061850).

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

117778150 is a wasteful number, since it uses less digits than its factorization.

117778150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326 (or 321 counting only the distinct ones).

The product of its (nonzero) digits is 13720, while the sum is 37.

The square root of 117778150 is about 10852.5642131249. The cubic root of 117778150 is about 490.1792347222.

The spelling of 117778150 in words is "one hundred seventeen million, seven hundred seventy-eight thousand, one hundred fifty".