37399791312 has 320 divisors, whose sum is σ = 120479788800. Its totient is φ = 11032657920.

The previous prime is 37399791307. The next prime is 37399791379. The reversal of 37399791312 is 21319799373.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13583728 + ... + 13586480.

It is an arithmetic number, because the mean of its divisors is an integer number (376499340).

Almost surely, 2^37399791312 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 37399791312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60239894400).

37399791312 is an abundant number, since it is smaller than the sum of its proper divisors (83079997488).

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

37399791312 is a wasteful number, since it uses less digits than its factorization.

37399791312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2883 (or 2871 counting only the distinct ones).

The product of its digits is 1928934, while the sum is 54.

The spelling of 37399791312 in words is "thirty-seven billion, three hundred ninety-nine million, seven hundred ninety-one thousand, three hundred twelve".