40367591431 has 2 divisors, whose sum is σ = 40367591432. Its totient is φ = 40367591430.

The previous prime is 40367591401. The next prime is 40367591437. The reversal of 40367591431 is 13419576304.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40367591431 - 2²³ = 40359202823 is a prime.

It is a super-2 number, since 2×40367591431² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40367591437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20183795715 + 20183795716.

It is an arithmetic number, because the mean of its divisors is an integer number (20183795716).

Almost surely, 2^40367591431 is an apocalyptic number.

40367591431 is a deficient number, since it is larger than the sum of its proper divisors (1).

40367591431 is an equidigital number, since it uses as much as digits as its factorization.

40367591431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 272160, while the sum is 43.

The spelling of 40367591431 in words is "forty billion, three hundred sixty-seven million, five hundred ninety-one thousand, four hundred thirty-one".