12890262764 has 24 divisors (see below), whose sum is σ = 22960777728. Its totient is φ = 6331046400.

The previous prime is 12890262743. The next prime is 12890262811. The reversal of 12890262764 is 46726209821.

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, 74309 + ... + 176924.

It is an arithmetic number, because the mean of its divisors is an integer number (956699072).

Almost surely, 2^12890262764 is an apocalyptic number.

It is an amenable number.

12890262764 is a deficient number, since it is larger than the sum of its proper divisors (10070514964).

12890262764 is a wasteful number, since it uses less digits than its factorization.

12890262764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251465 (or 251463 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 47.

The spelling of 12890262764 in words is "twelve billion, eight hundred ninety million, two hundred sixty-two thousand, seven hundred sixty-four".