11716872156 has 48 divisors (see below), whose sum is σ = 33138631680. Its totient is φ = 3550566960.

The previous prime is 11716872151. The next prime is 11716872203. The reversal of 11716872156 is 65127861711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11716872151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4930156 + ... + 4932531.

It is an arithmetic number, because the mean of its divisors is an integer number (690388160).

Almost surely, 2^11716872156 is an apocalyptic number.

It is an amenable number.

11716872156 is an abundant number, since it is smaller than the sum of its proper divisors (21421759524).

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

11716872156 is a wasteful number, since it uses less digits than its factorization.

11716872156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9862711 (or 9862703 counting only the distinct ones).

The product of its digits is 141120, while the sum is 45.

The spelling of 11716872156 in words is "eleven billion, seven hundred sixteen million, eight hundred seventy-two thousand, one hundred fifty-six".