12626525139 has 16 divisors (see below), whose sum is σ = 16951150080. Its totient is φ = 8359846560.

The previous prime is 12626525123. The next prime is 12626525167. The reversal of 12626525139 is 93152562621.

It is a happy number.

It is not a de Polignac number, because 12626525139 - 2⁴ = 12626525123 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12626525139.

It is not an unprimeable number, because it can be changed into a prime (12626525239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1130022 + ... + 1141140.

It is an arithmetic number, because the mean of its divisors is an integer number (1059446880).

Almost surely, 2^12626525139 is an apocalyptic number.

12626525139 is a deficient number, since it is larger than the sum of its proper divisors (4324624941).

12626525139 is a wasteful number, since it uses less digits than its factorization.

12626525139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13690.

The product of its digits is 194400, while the sum is 42.

The spelling of 12626525139 in words is "twelve billion, six hundred twenty-six million, five hundred twenty-five thousand, one hundred thirty-nine".