37454466816 has 324 divisors, whose sum is σ = 119709357768. Its totient is φ = 11251408896.

The previous prime is 37454466727. The next prime is 37454466857. The reversal of 37454466816 is 61866445473.

37454466816 is a `hidden beast` number, since 37 + 4 + 544 + 6 + 68 + 1 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 16742050 + ... + 16744286.

Almost surely, 2^37454466816 is an apocalyptic number.

37454466816 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 37454466816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59854678884).

37454466816 is an abundant number, since it is smaller than the sum of its proper divisors (82254890952).

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

37454466816 is a wasteful number, since it uses less digits than its factorization.

37454466816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2328 (or 2298 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 54.

The spelling of 37454466816 in words is "thirty-seven billion, four hundred fifty-four million, four hundred sixty-six thousand, eight hundred sixteen".