11914872392 has 16 divisors (see below), whose sum is σ = 22570700460. Its totient is φ = 5896018944.

The previous prime is 11914872379. The next prime is 11914872443. The reversal of 11914872392 is 29327841911.

It can be written as a sum of positive squares in 2 ways, for example, as 11914595716 + 276676 = 109154^2 + 526^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7676333 + ... + 7677884.

Almost surely, 2^11914872392 is an apocalyptic number.

It is an amenable number.

11914872392 is a deficient number, since it is larger than the sum of its proper divisors (10655828068).

11914872392 is a wasteful number, since it uses less digits than its factorization.

11914872392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15354320 (or 15354316 counting only the distinct ones).

The product of its digits is 217728, while the sum is 47.

The spelling of 11914872392 in words is "eleven billion, nine hundred fourteen million, eight hundred seventy-two thousand, three hundred ninety-two".