156616656 has 40 divisors (see below), whose sum is σ = 462393024. Its totient is φ = 44747520.

The previous prime is 156616627. The next prime is 156616667. The reversal of 156616656 is 656616651.

156616656 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 (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 232725 + ... + 233396.

Almost surely, 2^156616656 is an apocalyptic number.

156616656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

156616656 is an abundant number, since it is smaller than the sum of its proper divisors (305776368).

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

156616656 is a wasteful number, since it uses less digits than its factorization.

156616656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466139 (or 466133 counting only the distinct ones).

The product of its digits is 194400, while the sum is 42.

The square root of 156616656 is about 12514.6576461364. The cubic root of 156616656 is about 539.0296428131.

The spelling of 156616656 in words is "one hundred fifty-six million, six hundred sixteen thousand, six hundred fifty-six".