13625649984 has 28 divisors (see below), whose sum is σ = 36051199424. Its totient is φ = 4541883264.

The previous prime is 13625649893. The next prime is 13625650013. The reversal of 13625649984 is 48994652631.

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, 35483272 + ... + 35483655.

Almost surely, 2^13625649984 is an apocalyptic number.

It is an amenable number.

13625649984 is an abundant number, since it is smaller than the sum of its proper divisors (22425549440).

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

13625649984 is an equidigital number, since it uses as much as digits as its factorization.

13625649984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70966942 (or 70966932 counting only the distinct ones).

The product of its digits is 11197440, while the sum is 57.

The spelling of 13625649984 in words is "thirteen billion, six hundred twenty-five million, six hundred forty-nine thousand, nine hundred eighty-four".