11868312932 has 18 divisors (see below), whose sum is σ = 24160494582. Its totient is φ = 5086419744.

The previous prime is 11868312919. The next prime is 11868312983. The reversal of 11868312932 is 23921386811.

It can be written as a sum of positive squares in only one way, i.e., 10513631296 + 1354681636 = 102536^2 + 36806^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30276113 + ... + 30276504.

It is an arithmetic number, because the mean of its divisors is an integer number (1342249699).

Almost surely, 2^11868312932 is an apocalyptic number.

It is an amenable number.

11868312932 is an abundant number, since it is smaller than the sum of its proper divisors (12292181650).

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

11868312932 is a wasteful number, since it uses less digits than its factorization.

11868312932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60552635 (or 60552626 counting only the distinct ones).

The product of its digits is 124416, while the sum is 44.

The spelling of 11868312932 in words is "eleven billion, eight hundred sixty-eight million, three hundred twelve thousand, nine hundred thirty-two".