156885696 has 126 divisors (see below), whose sum is σ = 494500916. Its totient is φ = 47520000.

The previous prime is 156885689. The next prime is 156885709. The reversal of 156885696 is 696588651.

It is a happy number.

156885696 is a `hidden beast` number, since 15 + 68 + 8 + 569 + 6 = 666.

It is a super-2 number, since 2×156885696² = 49226243218808832, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 68571 + ... + 70821.

Almost surely, 2^156885696 is an apocalyptic number.

156885696 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 156885696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247250458).

156885696 is an abundant number, since it is smaller than the sum of its proper divisors (337615220).

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

156885696 is a wasteful number, since it uses less digits than its factorization.

156885696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2291 (or 2267 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 54.

The square root of 156885696 is about 12525.4020294759. The cubic root of 156885696 is about 539.3381191016.

The spelling of 156885696 in words is "one hundred fifty-six million, eight hundred eighty-five thousand, six hundred ninety-six".