37131013172 has 24 divisors (see below), whose sum is σ = 70894831392. Its totient is φ = 16875744800.

The previous prime is 37131013163. The next prime is 37131013193. The reversal of 37131013172 is 27131013173.

It is a happy number.

It is a congruent number.

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, 367298 + ... + 457350.

It is an arithmetic number, because the mean of its divisors is an integer number (2953951308).

Almost surely, 2^37131013172 is an apocalyptic number.

It is an amenable number.

37131013172 is a deficient number, since it is larger than the sum of its proper divisors (33763818220).

37131013172 is a wasteful number, since it uses less digits than its factorization.

37131013172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99439 (or 99437 counting only the distinct ones).

The product of its (nonzero) digits is 2646, while the sum is 29.

Subtracting from 37131013172 its reverse (27131013173), we obtain a palindrome (9999999999).

The spelling of 37131013172 in words is "thirty-seven billion, one hundred thirty-one million, thirteen thousand, one hundred seventy-two".