40372501331 has 2 divisors, whose sum is σ = 40372501332. Its totient is φ = 40372501330.

The previous prime is 40372501327. The next prime is 40372501373. The reversal of 40372501331 is 13310527304.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40372501331 - 2² = 40372501327 is a prime.

It is a super-2 number, since 2×40372501331² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40372501294 and 40372501303.

It is not a weakly prime, because it can be changed into another prime (40372501831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20186250665 + 20186250666.

It is an arithmetic number, because the mean of its divisors is an integer number (20186250666).

Almost surely, 2^40372501331 is an apocalyptic number.

40372501331 is a deficient number, since it is larger than the sum of its proper divisors (1).

40372501331 is an equidigital number, since it uses as much as digits as its factorization.

40372501331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 29.

The spelling of 40372501331 in words is "forty billion, three hundred seventy-two million, five hundred one thousand, three hundred thirty-one".