55667736634 has 32 divisors (see below), whose sum is σ = 85929512256. Its totient is φ = 27031044480.

The previous prime is 55667736617. The next prime is 55667736653. The reversal of 55667736634 is 43663776655.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29190309 + ... + 29192215.

It is an arithmetic number, because the mean of its divisors is an integer number (2685297258).

Almost surely, 2^55667736634 is an apocalyptic number.

55667736634 is a deficient number, since it is larger than the sum of its proper divisors (30261775622).

55667736634 is a wasteful number, since it uses less digits than its factorization.

55667736634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3390.

The product of its digits is 57153600, while the sum is 58.

The spelling of 55667736634 in words is "fifty-five billion, six hundred sixty-seven million, seven hundred thirty-six thousand, six hundred thirty-four".