11979695920292 has 24 divisors (see below), whose sum is σ = 21160784826720. Its totient is φ = 5933759448320.

The previous prime is 11979695920277. The next prime is 11979695920333. The reversal of 11979695920292 is 29202959697911.

It is a super-2 number, since 2×11979695920292² (a number of 27 digits) contains 22 as substring.

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, 26384084 + ... + 26834292.

It is an arithmetic number, because the mean of its divisors is an integer number (881699367780).

Almost surely, 2^{11979695920292} is an apocalyptic number.

It is an amenable number.

11979695920292 is a deficient number, since it is larger than the sum of its proper divisors (9181088906428).

11979695920292 is a wasteful number, since it uses less digits than its factorization.

11979695920292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512491 (or 512489 counting only the distinct ones).

The product of its (nonzero) digits is 99202320, while the sum is 71.

The spelling of 11979695920292 in words is "eleven trillion, nine hundred seventy-nine billion, six hundred ninety-five million, nine hundred twenty thousand, two hundred ninety-two".