12964117025 has 6 divisors (see below), whose sum is σ = 16075505142. Its totient is φ = 10371293600.

The previous prime is 12964117007. The next prime is 12964117037. The reversal of 12964117025 is 52071146921.

It can be written as a sum of positive squares in 3 ways, for example, as 29149201 + 12934967824 = 5399^2 + 113732^2 .

It is not a de Polignac number, because 12964117025 - 2¹² = 12964112929 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12964117025.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 259282316 + ... + 259282365.

It is an arithmetic number, because the mean of its divisors is an integer number (2679250857).

Almost surely, 2^12964117025 is an apocalyptic number.

It is an amenable number.

12964117025 is a deficient number, since it is larger than the sum of its proper divisors (3111388117).

12964117025 is an equidigital number, since it uses as much as digits as its factorization.

12964117025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518564691 (or 518564686 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 38.

The spelling of 12964117025 in words is "twelve billion, nine hundred sixty-four million, one hundred seventeen thousand, twenty-five".