475273683864 has 120 divisors (see below), whose sum is σ = 1548546304140. Its totient is φ = 135792472032.

The previous prime is 475273683821. The next prime is 475273683881. The reversal of 475273683864 is 468386372574.

475273683864 is a `hidden beast` number, since 47 + 527 + 3 + 6 + 8 + 3 + 8 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 7452402 + ... + 7515905.

Almost surely, 2^475273683864 is an apocalyptic number.

It is an amenable number.

475273683864 is an abundant number, since it is smaller than the sum of its proper divisors (1073272620276).

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

475273683864 is a wasteful number, since it uses less digits than its factorization.

475273683864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14968339 (or 14968319 counting only the distinct ones).

The product of its digits is 162570240, while the sum is 63.

The spelling of 475273683864 in words is "four hundred seventy-five billion, two hundred seventy-three million, six hundred eighty-three thousand, eight hundred sixty-four".