40907171937 has 16 divisors (see below), whose sum is σ = 55307888640. Its totient is φ = 26889884112.

The previous prime is 40907171933. The next prime is 40907171951. The reversal of 40907171937 is 73917170904.

It is not a de Polignac number, because 40907171937 - 2² = 40907171933 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40907171933) 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, 59938 + ... + 292244.

It is an arithmetic number, because the mean of its divisors is an integer number (3456743040).

Almost surely, 2^40907171937 is an apocalyptic number.

It is an amenable number.

40907171937 is a deficient number, since it is larger than the sum of its proper divisors (14400716703).

40907171937 is a wasteful number, since it uses less digits than its factorization.

40907171937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233132.

The product of its (nonzero) digits is 333396, while the sum is 48.

The spelling of 40907171937 in words is "forty billion, nine hundred seven million, one hundred seventy-one thousand, nine hundred thirty-seven".