37983783783816 has 192 divisors, whose sum is σ = 114335122104000. Its totient is φ = 11678715509760.

The previous prime is 37983783783773. The next prime is 37983783783823. The reversal of 37983783783816 is 61838738738973.

37983783783816 is a `hidden beast` number, since 3 + 7 + 98 + 3 + 7 + 83 + 78 + 381 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 49299675 + ... + 50064213.

It is an arithmetic number, because the mean of its divisors is an integer number (595495427625).

Almost surely, 2^{37983783783816} is an apocalyptic number.

37983783783816 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 37983783783816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57167561052000).

37983783783816 is an abundant number, since it is smaller than the sum of its proper divisors (76351338320184).

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

37983783783816 is a wasteful number, since it uses less digits than its factorization.

37983783783816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765941 (or 765918 counting only the distinct ones).

The product of its digits is 6145155072, while the sum is 81.

The spelling of 37983783783816 in words is "thirty-seven trillion, nine hundred eighty-three billion, seven hundred eighty-three million, seven hundred eighty-three thousand, eight hundred sixteen".