37991243204 has 24 divisors (see below), whose sum is σ = 74100569760. Its totient is φ = 16937271936.

The previous prime is 37991243179. The next prime is 37991243207. The reversal of 37991243204 is 40234219973.

It is not an unprimeable number, because it can be changed into a prime (37991243207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14701202 + ... + 14703785.

It is an arithmetic number, because the mean of its divisors is an integer number (3087523740).

Almost surely, 2^37991243204 is an apocalyptic number.

37991243204 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

37991243204 is a deficient number, since it is larger than the sum of its proper divisors (36109326556).

37991243204 is a wasteful number, since it uses less digits than its factorization.

37991243204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29405027 (or 29405025 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 44.

The spelling of 37991243204 in words is "thirty-seven billion, nine hundred ninety-one million, two hundred forty-three thousand, two hundred four".