475644306315 has 16 divisors (see below), whose sum is σ = 761040172800. Its totient is φ = 253673869152.

The previous prime is 475644306311. The next prime is 475644306341. The reversal of 475644306315 is 513603446574.

It is not a de Polignac number, because 475644306315 - 2² = 475644306311 is a prime.

It is a super-2 number, since 2×475644306315² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (475644306311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1634976 + ... + 1903794.

It is an arithmetic number, because the mean of its divisors is an integer number (47565010800).

Almost surely, 2^475644306315 is an apocalyptic number.

475644306315 is a deficient number, since it is larger than the sum of its proper divisors (285395866485).

475644306315 is a wasteful number, since it uses less digits than its factorization.

475644306315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386786.

The product of its (nonzero) digits is 3628800, while the sum is 48.

The spelling of 475644306315 in words is "four hundred seventy-five billion, six hundred forty-four million, three hundred six thousand, three hundred fifteen".