37557494012 has 12 divisors (see below), whose sum is σ = 65735699400. Its totient is φ = 18775865616.

The previous prime is 37557494011. The next prime is 37557494021. The reversal of 37557494012 is 21049475573.

It is a super-2 number, since 2×37557494012² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37557494011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 690887 + ... + 743262.

It is an arithmetic number, because the mean of its divisors is an integer number (5477974950).

Almost surely, 2^37557494012 is an apocalyptic number.

It is an amenable number.

37557494012 is a deficient number, since it is larger than the sum of its proper divisors (28178205388).

37557494012 is a wasteful number, since it uses less digits than its factorization.

37557494012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1440700 (or 1440698 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 47.

The spelling of 37557494012 in words is "thirty-seven billion, five hundred fifty-seven million, four hundred ninety-four thousand, twelve".