7799889328 has 80 divisors (see below), whose sum is σ = 18856293120. Its totient is φ = 3036499200.

The previous prime is 7799889301. The next prime is 7799889337. The reversal of 7799889328 is 8239889977.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2932063 + ... + 2934721.

It is an arithmetic number, because the mean of its divisors is an integer number (235703664).

Almost surely, 2^7799889328 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 7799889328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9428146560).

7799889328 is an abundant number, since it is smaller than the sum of its proper divisors (11056403792).

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

7799889328 is a wasteful number, since it uses less digits than its factorization.

7799889328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5066 (or 5060 counting only the distinct ones).

The product of its digits is 109734912, while the sum is 70.

The square root of 7799889328 is about 88316.9821042363. The cubic root of 7799889328 is about 1983.1831029835.

The spelling of 7799889328 in words is "seven billion, seven hundred ninety-nine million, eight hundred eighty-nine thousand, three hundred twenty-eight".