40907920131 has 120 divisors (see below), whose sum is σ = 71972898624. Its totient is φ = 23048064000.

The previous prime is 40907920127. The next prime is 40907920181. The reversal of 40907920131 is 13102970904.

It is not a de Polignac number, because 40907920131 - 2² = 40907920127 is a prime.

It is a super-2 number, since 2×40907920131² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40907920111) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 8608006 + ... + 8612756.

Almost surely, 2^40907920131 is an apocalyptic number.

40907920131 is a deficient number, since it is larger than the sum of its proper divisors (31064978493).

40907920131 is a wasteful number, since it uses less digits than its factorization.

40907920131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4843 (or 4821 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The spelling of 40907920131 in words is "forty billion, nine hundred seven million, nine hundred twenty thousand, one hundred thirty-one".