37899584424 has 168 divisors, whose sum is σ = 115372959390. Its totient is φ = 11661107328.

The previous prime is 37899584399. The next prime is 37899584431. The reversal of 37899584424 is 42448599873.

37899584424 is a `hidden beast` number, since 3 + 7 + 8 + 9 + 9 + 584 + 42 + 4 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 19455228324 + 18444356100 = 139482^2 + 135810^2 .

It is a super-3 number, since 3×37899584424³ (a number of 33 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 41 ways as a sum of consecutive naturals, for example, 966382 + ... + 1004834.

Almost surely, 2^37899584424 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 37899584424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57686479695).

37899584424 is an abundant number, since it is smaller than the sum of its proper divisors (77473374966).

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

37899584424 is a wasteful number, since it uses less digits than its factorization.

37899584424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38503 (or 38471 counting only the distinct ones).

The product of its digits is 69672960, while the sum is 63.

The spelling of 37899584424 in words is "thirty-seven billion, eight hundred ninety-nine million, five hundred eighty-four thousand, four hundred twenty-four".