40807604731 has 2 divisors, whose sum is σ = 40807604732. Its totient is φ = 40807604730.

The previous prime is 40807604701. The next prime is 40807604737. The reversal of 40807604731 is 13740670804.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40807604731 - 2¹¹ = 40807602683 is a prime.

It is a super-2 number, since 2×40807604731² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40807604737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20403802365 + 20403802366.

It is an arithmetic number, because the mean of its divisors is an integer number (20403802366).

Almost surely, 2^40807604731 is an apocalyptic number.

40807604731 is a deficient number, since it is larger than the sum of its proper divisors (1).

40807604731 is an equidigital number, since it uses as much as digits as its factorization.

40807604731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112896, while the sum is 40.

The spelling of 40807604731 in words is "forty billion, eight hundred seven million, six hundred four thousand, seven hundred thirty-one".