37118483721 has 12 divisors (see below), whose sum is σ = 58489732080. Its totient is φ = 22496050680.

The previous prime is 37118483681. The next prime is 37118483729. The reversal of 37118483721 is 12738481173.

37118483721 is a `hidden beast` number, since 37 + 118 + 483 + 7 + 21 = 666.

It is not a de Polignac number, because 37118483721 - 2⁹ = 37118483209 is a prime.

It is a super-2 number, since 2×37118483721² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (37118483729) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 187466991 + ... + 187467188.

It is an arithmetic number, because the mean of its divisors is an integer number (4874144340).

Almost surely, 2^37118483721 is an apocalyptic number.

It is an amenable number.

37118483721 is a deficient number, since it is larger than the sum of its proper divisors (21371248359).

37118483721 is a wasteful number, since it uses less digits than its factorization.

37118483721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374934196 (or 374934193 counting only the distinct ones).

The product of its digits is 225792, while the sum is 45.

The spelling of 37118483721 in words is "thirty-seven billion, one hundred eighteen million, four hundred eighty-three thousand, seven hundred twenty-one".