156960256636 has 12 divisors (see below), whose sum is σ = 274964510128. Its totient is φ = 78398968032.

The previous prime is 156960256633. The next prime is 156960256639. The reversal of 156960256636 is 636652069651.

It is an interprime number because it is at equal distance from previous prime (156960256633) and next prime (156960256639).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156960256633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20285721 + ... + 20293456.

Almost surely, 2^156960256636 is an apocalyptic number.

It is an amenable number.

156960256636 is a deficient number, since it is larger than the sum of its proper divisors (118004253492).

156960256636 is a wasteful number, since it uses less digits than its factorization.

156960256636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40580148 (or 40580146 counting only the distinct ones).

The product of its (nonzero) digits is 10497600, while the sum is 55.

The spelling of 156960256636 in words is "one hundred fifty-six billion, nine hundred sixty million, two hundred fifty-six thousand, six hundred thirty-six".