37674385408 has 128 divisors (see below), whose sum is σ = 82945290240. Its totient is φ = 16969236480.

The previous prime is 37674385387. The next prime is 37674385447. The reversal of 37674385408 is 80458347673.

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

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45776485 + ... + 45777307.

It is an arithmetic number, because the mean of its divisors is an integer number (648010080).

Almost surely, 2^37674385408 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 37674385408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41472645120).

37674385408 is an abundant number, since it is smaller than the sum of its proper divisors (45270904832).

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

37674385408 is an equidigital number, since it uses as much as digits as its factorization.

37674385408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 991 (or 963 counting only the distinct ones).

The product of its (nonzero) digits is 13547520, while the sum is 55.

The spelling of 37674385408 in words is "thirty-seven billion, six hundred seventy-four million, three hundred eighty-five thousand, four hundred eight".