40042532313 has 36 divisors (see below), whose sum is σ = 67428012288. Its totient is φ = 22831910640.

The previous prime is 40042532303. The next prime is 40042532323. The reversal of 40042532313 is 31323524004.

40042532313 is a `hidden beast` number, since 4 + 0 + 0 + 425 + 3 + 231 + 3 = 666.

40042532313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40042532303) and next prime (40042532323).

It is not a de Polignac number, because 40042532313 - 2²⁵ = 40008977881 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40042532303) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 106128 + ... + 302238.

Almost surely, 2^40042532313 is an apocalyptic number.

It is an amenable number.

40042532313 is a deficient number, since it is larger than the sum of its proper divisors (27385479975).

40042532313 is a wasteful number, since it uses less digits than its factorization.

40042532313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196594 (or 196584 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The spelling of 40042532313 in words is "forty billion, forty-two million, five hundred thirty-two thousand, three hundred thirteen".