12926679570 has 64 divisors (see below), whose sum is σ = 39395600640. Its totient is φ = 2954669184.

The previous prime is 12926679527. The next prime is 12926679593. The reversal of 12926679570 is 7597662921.

12926679570 is a `hidden beast` number, since 1 + 2 + 9 + 2 + 6 + 67 + 9 + 570 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3417867 + ... + 3421646.

It is an arithmetic number, because the mean of its divisors is an integer number (615556260).

Almost surely, 2^12926679570 is an apocalyptic number.

12926679570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12926679570 is an abundant number, since it is smaller than the sum of its proper divisors (26468921070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12926679570 is a wasteful number, since it uses less digits than its factorization.

12926679570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6839536 (or 6839530 counting only the distinct ones).

The product of its (nonzero) digits is 2857680, while the sum is 54.

The spelling of 12926679570 in words is "twelve billion, nine hundred twenty-six million, six hundred seventy-nine thousand, five hundred seventy".