11656044156 has 48 divisors (see below), whose sum is σ = 27596878848. Its totient is φ = 3828350400.

The previous prime is 11656044139. The next prime is 11656044181. The reversal of 11656044156 is 65144065611.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2027446 + ... + 2033186.

It is an arithmetic number, because the mean of its divisors is an integer number (574934976).

Almost surely, 2^11656044156 is an apocalyptic number.

It is an amenable number.

11656044156 is an abundant number, since it is smaller than the sum of its proper divisors (15940834692).

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

11656044156 is a wasteful number, since it uses less digits than its factorization.

11656044156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8202 (or 8200 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 39.

The spelling of 11656044156 in words is "eleven billion, six hundred fifty-six million, forty-four thousand, one hundred fifty-six".