461502882531 has 14 divisors (see below), whose sum is σ = 691937793420. Its totient is φ = 307668587868.

The previous prime is 461502882527. The next prime is 461502882541. The reversal of 461502882531 is 135288205164.

461502882531 is a `hidden beast` number, since 4 + 6 + 15 + 0 + 28 + 82 + 531 = 666.

It is not a de Polignac number, because 461502882531 - 2² = 461502882527 is a prime.

It is a super-2 number, since 2×461502882531² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (461502882541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 316530741 + ... + 316532198.

Almost surely, 2^461502882531 is an apocalyptic number.

461502882531 is a deficient number, since it is larger than the sum of its proper divisors (230434910889).

461502882531 is an frugal number, since it uses more digits than its factorization.

461502882531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633062957 (or 633062942 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 45.

The spelling of 461502882531 in words is "four hundred sixty-one billion, five hundred two million, eight hundred eighty-two thousand, five hundred thirty-one".