472775018456631 has 16 divisors (see below), whose sum is σ = 688245337651968. Its totient is φ = 286291737744000.

The previous prime is 472775018456603. The next prime is 472775018456651. The reversal of 472775018456631 is 136654810577274.

It is a de Polignac number, because none of the positive numbers 2^k-472775018456631 is a prime.

It is a super-2 number, since 2×472775018456631² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472775018456651) 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, 5964371571 + ... + 5964450836.

It is an arithmetic number, because the mean of its divisors is an integer number (43015333603248).

Almost surely, 2^{472775018456631} is an apocalyptic number.

472775018456631 is a deficient number, since it is larger than the sum of its proper divisors (215470319195337).

472775018456631 is a wasteful number, since it uses less digits than its factorization.

472775018456631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11928823622.

The product of its (nonzero) digits is 237081600, while the sum is 66.

The spelling of 472775018456631 in words is "four hundred seventy-two trillion, seven hundred seventy-five billion, eighteen million, four hundred fifty-six thousand, six hundred thirty-one".