461624978757312 has 112 divisors (see below), whose sum is σ = 1436920889850720. Its totient is φ = 144823522738176.

The previous prime is 461624978757269. The next prime is 461624978757373. The reversal of 461624978757312 is 213757879426164.

It is a happy number.

461624978757312 is a `hidden beast` number, since 4 + 6 + 1 + 6 + 2 + 49 + 7 + 8 + 7 + 573 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

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, 7857149593 + ... + 7857208344.

Almost surely, 2^{461624978757312} is an apocalyptic number.

It is an amenable number.

461624978757312 is an abundant number, since it is smaller than the sum of its proper divisors (975295911093408).

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

461624978757312 is a wasteful number, since it uses less digits than its factorization.

461624978757312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15714357975 (or 15714357959 counting only the distinct ones).

The product of its digits is 853493760, while the sum is 72.

The spelling of 461624978757312 in words is "four hundred sixty-one trillion, six hundred twenty-four billion, nine hundred seventy-eight million, seven hundred fifty-seven thousand, three hundred twelve".