56122553634 has 16 divisors (see below), whose sum is σ = 128280122688. Its totient is φ = 16035015312.

The previous prime is 56122553603. The next prime is 56122553651. The reversal of 56122553634 is 43635522165.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 1336251277 = 56122553634 / (5 + 6 + 1 + 2 + 2 + 5 + 5 + 3 + 6 + 3 + 4).

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, 668125597 + ... + 668125680.

It is an arithmetic number, because the mean of its divisors is an integer number (8017507668).

Almost surely, 2^56122553634 is an apocalyptic number.

56122553634 is an abundant number, since it is smaller than the sum of its proper divisors (72157569054).

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

56122553634 is a wasteful number, since it uses less digits than its factorization.

56122553634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1336251289.

The product of its digits is 648000, while the sum is 42.

The spelling of 56122553634 in words is "fifty-six billion, one hundred twenty-two million, five hundred fifty-three thousand, six hundred thirty-four".