476537440464 has 80 divisors (see below), whose sum is σ = 1368065116800. Its totient is φ = 158819549184.

The previous prime is 476537440453. The next prime is 476537440493. The reversal of 476537440464 is 464044735674.

476537440464 is a `hidden beast` number, since 4 + 7 + 6 + 537 + 4 + 40 + 4 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 476537440464.

It is a congruent number.

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, 2617552 + ... + 2793680.

It is an arithmetic number, because the mean of its divisors is an integer number (17100813960).

Almost surely, 2^476537440464 is an apocalyptic number.

It is an amenable number.

476537440464 is an abundant number, since it is smaller than the sum of its proper divisors (891527676336).

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

476537440464 is a wasteful number, since it uses less digits than its factorization.

476537440464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182409 (or 182397 counting only the distinct ones).

The product of its (nonzero) digits is 27095040, while the sum is 54.

The spelling of 476537440464 in words is "four hundred seventy-six billion, five hundred thirty-seven million, four hundred forty thousand, four hundred sixty-four".