50005530531 has 24 divisors (see below), whose sum is σ = 81513722160. Its totient is φ = 29261332800.

The previous prime is 50005530439. The next prime is 50005530571. The reversal of 50005530531 is 13503550005.

50005530531 is a `hidden beast` number, since 50 + 0 + 0 + 55 + 30 + 531 = 666.

It is not a de Polignac number, because 50005530531 - 2¹¹ = 50005528483 is a prime.

It is a super-2 number, since 2×50005530531² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50005530495 and 50005530504.

It is not an unprimeable number, because it can be changed into a prime (50005530571) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8705860 + ... + 8711601.

It is an arithmetic number, because the mean of its divisors is an integer number (3396405090).

Almost surely, 2^50005530531 is an apocalyptic number.

50005530531 is a deficient number, since it is larger than the sum of its proper divisors (31508191629).

50005530531 is a wasteful number, since it uses less digits than its factorization.

50005530531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17417507 (or 17417504 counting only the distinct ones).

The product of its (nonzero) digits is 5625, while the sum is 27.

The spelling of 50005530531 in words is "fifty billion, five million, five hundred thirty thousand, five hundred thirty-one".