40339014971931 has 128 divisors (see below), whose sum is σ = 68378802186240. Its totient is φ = 23283453763584.

The previous prime is 40339014971929. The next prime is 40339014971939. The reversal of 40339014971931 is 13917941093304.

40339014971931 is a `hidden beast` number, since 4 + 0 + 33 + 90 + 1 + 497 + 1 + 9 + 31 = 666.

It is not a de Polignac number, because 40339014971931 - 2¹ = 40339014971929 is a prime.

It is a super-2 number, since 2×40339014971931² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40339014971939) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 6440842306 + ... + 6440848568.

It is an arithmetic number, because the mean of its divisors is an integer number (534209392080).

Almost surely, 2^{40339014971931} is an apocalyptic number.

40339014971931 is a deficient number, since it is larger than the sum of its proper divisors (28039787214309).

40339014971931 is a wasteful number, since it uses less digits than its factorization.

40339014971931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9842 (or 9836 counting only the distinct ones).

The product of its (nonzero) digits is 2204496, while the sum is 54.

The spelling of 40339014971931 in words is "forty trillion, three hundred thirty-nine billion, fourteen million, nine hundred seventy-one thousand, nine hundred thirty-one".