8107939944 has 576 divisors, whose sum is σ = 27337564800. Its totient is φ = 2241727488.

The previous prime is 8107939913. The next prime is 8107939951. The reversal of 8107939944 is 4499397018.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 219133494 + ... + 219133530.

It is an arithmetic number, because the mean of its divisors is an integer number (47461050).

Almost surely, 2^8107939944 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 8107939944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13668782400).

8107939944 is an abundant number, since it is smaller than the sum of its proper divisors (19229624856).

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

8107939944 is a wasteful number, since it uses less digits than its factorization.

8107939944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136 (or 107 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 54.

The square root of 8107939944 is about 90044.0999955022. The cubic root of 8107939944 is about 2008.9548409054.

The spelling of 8107939944 in words is "eight billion, one hundred seven million, nine hundred thirty-nine thousand, nine hundred forty-four".