40322520031 has 16 divisors (see below), whose sum is σ = 43128004608. Its totient is φ = 37565539200.

The previous prime is 40322520023. The next prime is 40322520041. The reversal of 40322520031 is 13002522304.

It is not a de Polignac number, because 40322520031 - 2³ = 40322520023 is a prime.

It is a super-2 number, since 2×40322520031² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40322519984 and 40322520011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40322520011) 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, 5934246 + ... + 5941036.

It is an arithmetic number, because the mean of its divisors is an integer number (2695500288).

Almost surely, 2^40322520031 is an apocalyptic number.

40322520031 is a deficient number, since it is larger than the sum of its proper divisors (2805484577).

40322520031 is a wasteful number, since it uses less digits than its factorization.

40322520031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10302.

The product of its (nonzero) digits is 1440, while the sum is 22.

The spelling of 40322520031 in words is "forty billion, three hundred twenty-two million, five hundred twenty thousand, thirty-one".