12655800004 has 9 divisors (see below), whose sum is σ = 22148043757. Its totient is φ = 6327787504.

The previous prime is 12655799953. The next prime is 12655800029. The reversal of 12655800004 is 40000855621.

The square root of 12655800004 is 112498.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 11750993604 + 904806400 = 108402^2 + 30080^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 196872 + ... + 253120.

Almost surely, 2^12655800004 is an apocalyptic number.

12655800004 is the 112498-th square number.

It is an amenable number.

12655800004 is a deficient number, since it is larger than the sum of its proper divisors (9492243753).

12655800004 is an frugal number, since it uses more digits than its factorization.

12655800004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112502 (or 56251 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 31.

The spelling of 12655800004 in words is "twelve billion, six hundred fifty-five million, eight hundred thousand, four".