37734640072 has 16 divisors (see below), whose sum is σ = 74476263600. Its totient is φ = 17874303120.

The previous prime is 37734640049. The next prime is 37734640079. The reversal of 37734640072 is 27004643773.

It is a super-2 number, since 2×37734640072² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (37734640079) 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, 124126954 + ... + 124127257.

It is an arithmetic number, because the mean of its divisors is an integer number (4654766475).

Almost surely, 2^37734640072 is an apocalyptic number.

It is an amenable number.

37734640072 is a deficient number, since it is larger than the sum of its proper divisors (36741623528).

37734640072 is a wasteful number, since it uses less digits than its factorization.

37734640072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248254236 (or 248254232 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 43.

The spelling of 37734640072 in words is "thirty-seven billion, seven hundred thirty-four million, six hundred forty thousand, seventy-two".