40372316868 has 48 divisors (see below), whose sum is σ = 101461015040. Its totient is φ = 12420705024.

The previous prime is 40372316857. The next prime is 40372316879. The reversal of 40372316868 is 86861327304.

It is an interprime number because it is at equal distance from previous prime (40372316857) and next prime (40372316879).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2376621 + ... + 2393547.

Almost surely, 2^40372316868 is an apocalyptic number.

It is an amenable number.

40372316868 is an abundant number, since it is smaller than the sum of its proper divisors (61088698172).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40372316868 is a wasteful number, since it uses less digits than its factorization.

40372316868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32236 (or 32234 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 48.

The spelling of 40372316868 in words is "forty billion, three hundred seventy-two million, three hundred sixteen thousand, eight hundred sixty-eight".