55630858718 has 16 divisors (see below), whose sum is σ = 88406685360. Its totient is φ = 26163881856.

The previous prime is 55630858709. The next prime is 55630858741. The reversal of 55630858718 is 81785803655.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 420596 + ... + 536807.

It is an arithmetic number, because the mean of its divisors is an integer number (5525417835).

Almost surely, 2^55630858718 is an apocalyptic number.

55630858718 is a deficient number, since it is larger than the sum of its proper divisors (32775826642).

55630858718 is a wasteful number, since it uses less digits than its factorization.

55630858718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 959131.

The product of its (nonzero) digits is 8064000, while the sum is 56.

The spelling of 55630858718 in words is "fifty-five billion, six hundred thirty million, eight hundred fifty-eight thousand, seven hundred eighteen".