40504664331 has 16 divisors (see below), whose sum is σ = 60068368800. Its totient is φ = 26975453184.

The previous prime is 40504664329. The next prime is 40504664359. The reversal of 40504664331 is 13346640504.

40504664331 is a `hidden beast` number, since 4 + 0 + 5 + 0 + 4 + 6 + 643 + 3 + 1 = 666.

It is not a de Polignac number, because 40504664331 - 2¹ = 40504664329 is a prime.

It is a super-2 number, since 2×40504664331² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40504664731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 741366 + ... + 794123.

It is an arithmetic number, because the mean of its divisors is an integer number (3754273050).

Almost surely, 2^40504664331 is an apocalyptic number.

40504664331 is a deficient number, since it is larger than the sum of its proper divisors (19563704469).

40504664331 is a wasteful number, since it uses less digits than its factorization.

40504664331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1536475 (or 1536469 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 40504664331 in words is "forty billion, five hundred four million, six hundred sixty-four thousand, three hundred thirty-one".