37043951616 has 960 divisors, whose sum is σ = 140799859200. Its totient is φ = 9459597312.

The previous prime is 37043951573. The next prime is 37043951629. The reversal of 37043951616 is 61615934073.

It is a happy number.

37043951616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×37043951616² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 507451356 + ... + 507451428.

It is an arithmetic number, because the mean of its divisors is an integer number (146666520).

Almost surely, 2^37043951616 is an apocalyptic number.

37043951616 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 37043951616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70399929600).

37043951616 is an abundant number, since it is smaller than the sum of its proper divisors (103755907584).

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

37043951616 is a wasteful number, since it uses less digits than its factorization.

37043951616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156 (or 127 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The spelling of 37043951616 in words is "thirty-seven billion, forty-three million, nine hundred fifty-one thousand, six hundred sixteen".