63075590631 has 6 divisors (see below), whose sum is σ = 91109186480. Its totient is φ = 42050393748.

The previous prime is 63075590629. The next prime is 63075590639. The reversal of 63075590631 is 13609557036.

63075590631 is a `hidden beast` number, since 6 + 3 + 0 + 7 + 5 + 5 + 9 + 0 + 631 = 666.

It is not a de Polignac number, because 63075590631 - 2¹ = 63075590629 is a prime.

It is a super-2 number, since 2×63075590631² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63075590639) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3504199471 + ... + 3504199488.

Almost surely, 2^63075590631 is an apocalyptic number.

63075590631 is a deficient number, since it is larger than the sum of its proper divisors (28033595849).

63075590631 is a wasteful number, since it uses less digits than its factorization.

63075590631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7008398965 (or 7008398962 counting only the distinct ones).

The product of its (nonzero) digits is 510300, while the sum is 45.

The spelling of 63075590631 in words is "sixty-three billion, seventy-five million, five hundred ninety thousand, six hundred thirty-one".