37481993492 has 6 divisors (see below), whose sum is σ = 65593488618. Its totient is φ = 18740996744.

The previous prime is 37481993467. The next prime is 37481993531. The reversal of 37481993492 is 29439918473.

It can be written as a sum of positive squares in only one way, i.e., 37455409156 + 26584336 = 193534^2 + 5156^2 .

It is a super-2 number, since 2×37481993492² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4685249183 + ... + 4685249190.

It is an arithmetic number, because the mean of its divisors is an integer number (10932248103).

Almost surely, 2^37481993492 is an apocalyptic number.

It is an amenable number.

37481993492 is a deficient number, since it is larger than the sum of its proper divisors (28111495126).

37481993492 is a wasteful number, since it uses less digits than its factorization.

37481993492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9370498377 (or 9370498375 counting only the distinct ones).

The product of its digits is 11757312, while the sum is 59.

The spelling of 37481993492 in words is "thirty-seven billion, four hundred eighty-one million, nine hundred ninety-three thousand, four hundred ninety-two".