12292177916 has 24 divisors (see below), whose sum is σ = 22272077520. Its totient is φ = 5929089152.

The previous prime is 12292177903. The next prime is 12292177921. The reversal of 12292177916 is 61977129221.

It is a congruent number.

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, 93056 + ... + 182328.

It is an arithmetic number, because the mean of its divisors is an integer number (928003230).

Almost surely, 2^12292177916 is an apocalyptic number.

It is an amenable number.

12292177916 is a deficient number, since it is larger than the sum of its proper divisors (9979899604).

12292177916 is a wasteful number, since it uses less digits than its factorization.

12292177916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90493 (or 90491 counting only the distinct ones).

The product of its digits is 190512, while the sum is 47.

The spelling of 12292177916 in words is "twelve billion, two hundred ninety-two million, one hundred seventy-seven thousand, nine hundred sixteen".