37744022172 has 24 divisors (see below), whose sum is σ = 88347215376. Its totient is φ = 12541650688.

The previous prime is 37744022119. The next prime is 37744022201. The reversal of 37744022172 is 27122044773.

It is a super-4 number, since 4×37744022172⁴ (a number of 43 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 37744022172.

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, 4957293 + ... + 4964900.

It is an arithmetic number, because the mean of its divisors is an integer number (3681133974).

Almost surely, 2^37744022172 is an apocalyptic number.

It is an amenable number.

37744022172 is an abundant number, since it is smaller than the sum of its proper divisors (50603193204).

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

37744022172 is a wasteful number, since it uses less digits than its factorization.

37744022172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9922517 (or 9922515 counting only the distinct ones).

The product of its (nonzero) digits is 131712, while the sum is 39.

The spelling of 37744022172 in words is "thirty-seven billion, seven hundred forty-four million, twenty-two thousand, one hundred seventy-two".