12627694390172 has 12 divisors (see below), whose sum is σ = 22098497316000. Its totient is φ = 6313838014176.

The previous prime is 12627694390117. The next prime is 12627694390211. The reversal of 12627694390172 is 27109349672621.

It is a super-2 number, since 2×12627694390172² (a number of 27 digits) contains 22 as substring.

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, 1494893 + ... + 5243099.

It is an arithmetic number, because the mean of its divisors is an integer number (1841541443000).

Almost surely, 2^{12627694390172} is an apocalyptic number.

It is an amenable number.

12627694390172 is a deficient number, since it is larger than the sum of its proper divisors (9470802925828).

12627694390172 is a wasteful number, since it uses less digits than its factorization.

12627694390172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4590460 (or 4590458 counting only the distinct ones).

The product of its (nonzero) digits is 13716864, while the sum is 59.

The spelling of 12627694390172 in words is "twelve trillion, six hundred twenty-seven billion, six hundred ninety-four million, three hundred ninety thousand, one hundred seventy-two".