37972385718 has 16 divisors (see below), whose sum is σ = 76727708400. Its totient is φ = 12526972416.

The previous prime is 37972385713. The next prime is 37972385729. The reversal of 37972385718 is 81758327973.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37972385713) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32621743 + ... + 32622906.

It is an arithmetic number, because the mean of its divisors is an integer number (4795481775).

Almost surely, 2^37972385718 is an apocalyptic number.

37972385718 is an abundant number, since it is smaller than the sum of its proper divisors (38755322682).

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

37972385718 is a wasteful number, since it uses less digits than its factorization.

37972385718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65244751.

The product of its digits is 17781120, while the sum is 60.

The spelling of 37972385718 in words is "thirty-seven billion, nine hundred seventy-two million, three hundred eighty-five thousand, seven hundred eighteen".