37972521068 has 24 divisors (see below), whose sum is σ = 67667337360. Its totient is φ = 18639845120.

The previous prime is 37972521043. The next prime is 37972521133. The reversal of 37972521068 is 86012527973.

37972521068 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 7 ways as a sum of consecutive naturals, for example, 73880 + ... + 285312.

It is an arithmetic number, because the mean of its divisors is an integer number (2819472390).

Almost surely, 2^37972521068 is an apocalyptic number.

It is an amenable number.

37972521068 is a deficient number, since it is larger than the sum of its proper divisors (29694816292).

37972521068 is a wasteful number, since it uses less digits than its factorization.

37972521068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212257 (or 212255 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 50.

The spelling of 37972521068 in words is "thirty-seven billion, nine hundred seventy-two million, five hundred twenty-one thousand, sixty-eight".