37721897088 has 128 divisors (see below), whose sum is σ = 104345020800. Its totient is φ = 12059443200.

The previous prime is 37721897077. The next prime is 37721897099. The reversal of 37721897088 is 88079812773.

It is an interprime number because it is at equal distance from previous prime (37721897077) and next prime (37721897099).

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1670320 + ... + 1692752.

It is an arithmetic number, because the mean of its divisors is an integer number (815195475).

Almost surely, 2^37721897088 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 37721897088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52172510400).

37721897088 is an abundant number, since it is smaller than the sum of its proper divisors (66623123712).

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

37721897088 is a wasteful number, since it uses less digits than its factorization.

37721897088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22630 (or 22618 counting only the distinct ones).

The product of its (nonzero) digits is 9483264, while the sum is 60.

The spelling of 37721897088 in words is "thirty-seven billion, seven hundred twenty-one million, eight hundred ninety-seven thousand, eighty-eight".