40322520023 has 2 divisors, whose sum is σ = 40322520024. Its totient is φ = 40322520022.

The previous prime is 40322520013. The next prime is 40322520041. The reversal of 40322520023 is 32002522304.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40322520023 - 2⁶ = 40322519959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40322520013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20161260011 + 20161260012.

It is an arithmetic number, because the mean of its divisors is an integer number (20161260012).

Almost surely, 2^40322520023 is an apocalyptic number.

40322520023 is a deficient number, since it is larger than the sum of its proper divisors (1).

40322520023 is an equidigital number, since it uses as much as digits as its factorization.

40322520023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 23.

The spelling of 40322520023 in words is "forty billion, three hundred twenty-two million, five hundred twenty thousand, twenty-three".