37640840243120 has 80 divisors (see below), whose sum is σ = 91932837796800. Its totient is φ = 14305056893952.

The previous prime is 37640840243059. The next prime is 37640840243137. The reversal of 37640840243120 is 2134204804673.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68373419 + ... + 68921738.

It is an arithmetic number, because the mean of its divisors is an integer number (1149160472460).

Almost surely, 2^{37640840243120} is an apocalyptic number.

It is an amenable number.

37640840243120 is an abundant number, since it is smaller than the sum of its proper divisors (54291997553680).

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

37640840243120 is a wasteful number, since it uses less digits than its factorization.

37640840243120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137295342 (or 137295336 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 44.

The spelling of 37640840243120 in words is "thirty-seven trillion, six hundred forty billion, eight hundred forty million, two hundred forty-three thousand, one hundred twenty".