11712874492 has 12 divisors (see below), whose sum is σ = 22360942296. Its totient is φ = 5324033840.

The previous prime is 11712874457. The next prime is 11712874493. The reversal of 11712874492 is 29447821711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11712874493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133100803 + ... + 133100890.

It is an arithmetic number, because the mean of its divisors is an integer number (1863411858).

Almost surely, 2^11712874492 is an apocalyptic number.

It is an amenable number.

11712874492 is a deficient number, since it is larger than the sum of its proper divisors (10648067804).

11712874492 is a wasteful number, since it uses less digits than its factorization.

11712874492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266201708 (or 266201706 counting only the distinct ones).

The product of its digits is 225792, while the sum is 46.

The spelling of 11712874492 in words is "eleven billion, seven hundred twelve million, eight hundred seventy-four thousand, four hundred ninety-two".