11992390504 has 32 divisors (see below), whose sum is σ = 22911206400. Its totient is φ = 5883130240.

The previous prime is 11992390453. The next prime is 11992390511. The reversal of 11992390504 is 40509329911.

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, 221529 + ... + 270295.

It is an arithmetic number, because the mean of its divisors is an integer number (715975200).

Almost surely, 2^11992390504 is an apocalyptic number.

It is an amenable number.

11992390504 is a deficient number, since it is larger than the sum of its proper divisors (10918815896).

11992390504 is a wasteful number, since it uses less digits than its factorization.

11992390504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49353 (or 49349 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 43.

The spelling of 11992390504 in words is "eleven billion, nine hundred ninety-two million, three hundred ninety thousand, five hundred four".