475564351812 has 96 divisors (see below), whose sum is σ = 1312997019264. Its totient is φ = 132325171200.

The previous prime is 475564351799. The next prime is 475564351819. The reversal of 475564351812 is 218153465574.

It is a super-2 number, since 2×475564351812² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (475564351819) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2492473 + ... + 2676480.

It is an arithmetic number, because the mean of its divisors is an integer number (13677052284).

Almost surely, 2^475564351812 is an apocalyptic number.

It is an amenable number.

475564351812 is an abundant number, since it is smaller than the sum of its proper divisors (837432667452).

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

475564351812 is a wasteful number, since it uses less digits than its factorization.

475564351812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5169029 (or 5169027 counting only the distinct ones).

The product of its digits is 4032000, while the sum is 51.

The spelling of 475564351812 in words is "four hundred seventy-five billion, five hundred sixty-four million, three hundred fifty-one thousand, eight hundred twelve".