12596479900 has 18 divisors (see below), whose sum is σ = 27334361600. Its totient is φ = 5038591920.

The previous prime is 12596479873. The next prime is 12596479969. The reversal of 12596479900 is 997469521.

It is a super-2 number, since 2×12596479900² (a number of 21 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 5 ways as a sum of consecutive naturals, for example, 62982300 + ... + 62982499.

Almost surely, 2^12596479900 is an apocalyptic number.

12596479900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12596479900 is an abundant number, since it is smaller than the sum of its proper divisors (14737881700).

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

12596479900 is a wasteful number, since it uses less digits than its factorization.

12596479900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125964813 (or 125964806 counting only the distinct ones).

The product of its (nonzero) digits is 1224720, while the sum is 52.

The spelling of 12596479900 in words is "twelve billion, five hundred ninety-six million, four hundred seventy-nine thousand, nine hundred".