40372686508 has 48 divisors (see below), whose sum is σ = 91915697664. Its totient is φ = 15045719040.

The previous prime is 40372686491. The next prime is 40372686517. The reversal of 40372686508 is 80568627304.

40372686508 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 2842485 + ... + 2856652.

It is an arithmetic number, because the mean of its divisors is an integer number (1914910368).

Almost surely, 2^40372686508 is an apocalyptic number.

It is an amenable number.

40372686508 is an abundant number, since it is smaller than the sum of its proper divisors (51543011156).

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

40372686508 is a wasteful number, since it uses less digits than its factorization.

40372686508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5699182 (or 5699180 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 49.

The spelling of 40372686508 in words is "forty billion, three hundred seventy-two million, six hundred eighty-six thousand, five hundred eight".