13466626625 has 16 divisors (see below), whose sum is σ = 16886034048. Its totient is φ = 10722222000.

The previous prime is 13466626573. The next prime is 13466626627. The reversal of 13466626625 is 52662666431.

It is a happy number.

It is not a de Polignac number, because 13466626625 - 2¹² = 13466622529 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 13466626625.

It is not an unprimeable number, because it can be changed into a prime (13466626627) 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, 228917 + ... + 281666.

It is an arithmetic number, because the mean of its divisors is an integer number (1055377128).

Almost surely, 2^13466626625 is an apocalyptic number.

It is an amenable number.

13466626625 is a deficient number, since it is larger than the sum of its proper divisors (3419407423).

13466626625 is an equidigital number, since it uses as much as digits as its factorization.

13466626625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510809 (or 510799 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 47.

The spelling of 13466626625 in words is "thirteen billion, four hundred sixty-six million, six hundred twenty-six thousand, six hundred twenty-five".