12577455336 has 32 divisors (see below), whose sum is σ = 31767805440. Its totient is φ = 4149262848.

The previous prime is 12577455329. The next prime is 12577455421. The reversal of 12577455336 is 63355477521.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2699016 + ... + 2703671.

It is an arithmetic number, because the mean of its divisors is an integer number (992743920).

Almost surely, 2^12577455336 is an apocalyptic number.

It is an amenable number.

12577455336 is an abundant number, since it is smaller than the sum of its proper divisors (19190350104).

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

12577455336 is a wasteful number, since it uses less digits than its factorization.

12577455336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5402793 (or 5402789 counting only the distinct ones).

The product of its digits is 2646000, while the sum is 48.

The spelling of 12577455336 in words is "twelve billion, five hundred seventy-seven million, four hundred fifty-five thousand, three hundred thirty-six".