55742847756 has 24 divisors (see below), whose sum is σ = 134551702320. Its totient is φ = 17940226752.

The previous prime is 55742847737. The next prime is 55742847781. The reversal of 55742847756 is 65774824755.

It is a self number, because there is not a number n which added to its sum of digits gives 55742847756.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80089951 + ... + 80090646.

It is an arithmetic number, because the mean of its divisors is an integer number (5606320930).

Almost surely, 2^55742847756 is an apocalyptic number.

It is an amenable number.

55742847756 is an abundant number, since it is smaller than the sum of its proper divisors (78808854564).

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

55742847756 is a wasteful number, since it uses less digits than its factorization.

55742847756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160180633 (or 160180631 counting only the distinct ones).

The product of its digits is 65856000, while the sum is 60.

The spelling of 55742847756 in words is "fifty-five billion, seven hundred forty-two million, eight hundred forty-seven thousand, seven hundred fifty-six".