50455707120864 has 72 divisors (see below), whose sum is σ = 143490898572840. Its totient is φ = 16817692094208.

The previous prime is 50455707120859. The next prime is 50455707120893. The reversal of 50455707120864 is 46802170755405.

It is a happy number.

50455707120864 is a `hidden beast` number, since 5 + 0 + 4 + 5 + 570 + 7 + 1 + 2 + 0 + 8 + 64 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a self number, because there is not a number n which added to its sum of digits gives 50455707120864.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 977254 + ... + 10092890.

It is an arithmetic number, because the mean of its divisors is an integer number (1992929146845).

Almost surely, 2^{50455707120864} is an apocalyptic number.

It is an amenable number.

50455707120864 is an abundant number, since it is smaller than the sum of its proper divisors (93035191451976).

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

50455707120864 is a wasteful number, since it uses less digits than its factorization.

50455707120864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9134872 (or 9134861 counting only the distinct ones).

The product of its (nonzero) digits is 9408000, while the sum is 54.

The spelling of 50455707120864 in words is "fifty trillion, four hundred fifty-five billion, seven hundred seven million, one hundred twenty thousand, eight hundred sixty-four".