463406340537531 has 12 divisors (see below), whose sum is σ = 669814253896840. Its totient is φ = 308730080456640.

The previous prime is 463406340537487. The next prime is 463406340537563. The reversal of 463406340537531 is 135735043604364.

463406340537531 is a `hidden beast` number, since 4 + 6 + 3 + 4 + 0 + 63 + 40 + 5 + 3 + 7 + 531 = 666.

It is not a de Polignac number, because 463406340537531 - 2¹⁷ = 463406340406459 is a prime.

It is a super-2 number, since 2×463406340537531² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (463406340537571) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17289977665 + ... + 17290004466.

Almost surely, 2^{463406340537531} is an apocalyptic number.

463406340537531 is a deficient number, since it is larger than the sum of its proper divisors (206407913359309).

463406340537531 is a wasteful number, since it uses less digits than its factorization.

463406340537531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34579983626 (or 34579983623 counting only the distinct ones).

The product of its (nonzero) digits is 32659200, while the sum is 54.

The spelling of 463406340537531 in words is "four hundred sixty-three trillion, four hundred six billion, three hundred forty million, five hundred thirty-seven thousand, five hundred thirty-one".