94531505631 has 16 divisors (see below), whose sum is σ = 128753157120. Its totient is φ = 61675009920.

The previous prime is 94531505587. The next prime is 94531505641. The reversal of 94531505631 is 13650513549.

It is not a de Polignac number, because 94531505631 - 2²³ = 94523117023 is a prime.

It is a super-2 number, since 2×94531505631² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94531505641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1158010 + ... + 1236951.

It is an arithmetic number, because the mean of its divisors is an integer number (8047072320).

Almost surely, 2^94531505631 is an apocalyptic number.

94531505631 is a deficient number, since it is larger than the sum of its proper divisors (34221651489).

94531505631 is a wasteful number, since it uses less digits than its factorization.

94531505631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2395246.

The product of its (nonzero) digits is 243000, while the sum is 42.

The spelling of 94531505631 in words is "ninety-four billion, five hundred thirty-one million, five hundred five thousand, six hundred thirty-one".