40317888443904 has 200 divisors, whose sum is σ = 120351063841008. Its totient is φ = 13437868584960.

The previous prime is 40317888443897. The next prime is 40317888443927. The reversal of 40317888443904 is 40934488871304.

40317888443904 is a `hidden beast` number, since 4 + 0 + 31 + 78 + 8 + 8 + 443 + 90 + 4 = 666.

It is a super-2 number, since 2×40317888443904² (a number of 28 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 19 ways as a sum of consecutive naturals, for example, 434455749 + ... + 434548539.

Almost surely, 2^{40317888443904} 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 40317888443904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60175531920504).

40317888443904 is an abundant number, since it is smaller than the sum of its proper divisors (80033175397104).

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

40317888443904 is an equidigital number, since it uses as much as digits as its factorization.

40317888443904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103298 (or 103273 counting only the distinct ones).

The product of its (nonzero) digits is 74317824, while the sum is 63.

The spelling of 40317888443904 in words is "forty trillion, three hundred seventeen billion, eight hundred eighty-eight million, four hundred forty-three thousand, nine hundred four".