156855960 has 128 divisors (see below), whose sum is σ = 525657600. Its totient is φ = 41604480.

The previous prime is 156855947. The next prime is 156856009. The reversal of 156855960 is 69558651.

It is a happy number.

156855960 is a `hidden beast` number, since 1 + 56 + 8 + 5 + 596 + 0 = 666.

156855960 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 335647 + ... + 336113.

It is an arithmetic number, because the mean of its divisors is an integer number (4106700).

Almost surely, 2^156855960 is an apocalyptic number.

156855960 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 156855960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (262828800).

156855960 is an abundant number, since it is smaller than the sum of its proper divisors (368801640).

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

156855960 is a wasteful number, since it uses less digits than its factorization.

156855960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798 (or 788 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 45.

The square root of 156855960 is about 12524.2149454567. The cubic root of 156855960 is about 539.3040416978.

The spelling of 156855960 in words is "one hundred fifty-six million, eight hundred fifty-five thousand, nine hundred sixty".