27083418564 has 12 divisors (see below), whose sum is σ = 63194643344. Its totient is φ = 9027806184.

The previous prime is 27083418521. The next prime is 27083418589. The reversal of 27083418564 is 46581438072.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×27083418564² (a number of 22 digits) contains 22 as substring.

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, 1128475762 + ... + 1128475785.

Almost surely, 2^27083418564 is an apocalyptic number.

It is an amenable number.

27083418564 is an abundant number, since it is smaller than the sum of its proper divisors (36111224780).

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

27083418564 is a wasteful number, since it uses less digits than its factorization.

27083418564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2256951554 (or 2256951552 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 27083418564 in words is "twenty-seven billion, eighty-three million, four hundred eighteen thousand, five hundred sixty-four".