37109399044 has 27 divisors (see below), whose sum is σ = 66065354901. Its totient is φ = 18238965840.

The previous prime is 37109399039. The next prime is 37109399051. The reversal of 37109399044 is 44099390173.

The square root of 37109399044 is 192638.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1206728644 + 35902670400 = 34738^2 + 189480^2 .

It is a super-2 number, since 2×37109399044² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 23501047 + ... + 23502625.

Almost surely, 2^37109399044 is an apocalyptic number.

37109399044 is the 192638-th square number.

It is an amenable number.

37109399044 is a deficient number, since it is larger than the sum of its proper divisors (28955955857).

37109399044 is an frugal number, since it uses more digits than its factorization.

37109399044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3284 (or 1642 counting only the distinct ones).

The product of its (nonzero) digits is 734832, while the sum is 49.

Multiplying 37109399044 by its sum of digits (49), we get a square (1818360553156 = 1348466²).

The spelling of 37109399044 in words is "thirty-seven billion, one hundred nine million, three hundred ninety-nine thousand, forty-four".