108778833408 has 640 divisors, whose sum is σ = 362033971200. Its totient is φ = 28943523840.

The previous prime is 108778833389. The next prime is 108778833433. The reversal of 108778833408 is 804338877801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 569522593 + ... + 569522783.

It is an arithmetic number, because the mean of its divisors is an integer number (565678080).

Almost surely, 2^108778833408 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 108778833408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181016985600).

108778833408 is an abundant number, since it is smaller than the sum of its proper divisors (253255137792).

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

108778833408 is an equidigital number, since it uses as much as digits as its factorization.

108778833408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303 (or 273 counting only the distinct ones).

The product of its (nonzero) digits is 7225344, while the sum is 57.

The spelling of 108778833408 in words is "one hundred eight billion, seven hundred seventy-eight million, eight hundred thirty-three thousand, four hundred eight".