12626698552 has 16 divisors (see below), whose sum is σ = 25496218440. Its totient is φ = 5827706976.

The previous prime is 12626698547. The next prime is 12626698561. The reversal of 12626698552 is 25589662621.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a self number, because there is not a number n which added to its sum of digits gives 12626698552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60705178 + ... + 60705385.

Almost surely, 2^12626698552 is an apocalyptic number.

It is an amenable number.

12626698552 is an abundant number, since it is smaller than the sum of its proper divisors (12869519888).

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

12626698552 is a wasteful number, since it uses less digits than its factorization.

12626698552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121410582 (or 121410578 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 52.

The spelling of 12626698552 in words is "twelve billion, six hundred twenty-six million, six hundred ninety-eight thousand, five hundred fifty-two".