83319359825 has 24 divisors (see below), whose sum is σ = 111302902200. Its totient is φ = 61506293760.

The previous prime is 83319359819. The next prime is 83319359843. The reversal of 83319359825 is 52895391338.

It can be written as a sum of positive squares in 12 ways, for example, as 32009861569 + 51309498256 = 178913^2 + 226516^2 .

It is not a de Polignac number, because 83319359825 - 2¹⁴ = 83319343441 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 901361 + ... + 989489.

It is an arithmetic number, because the mean of its divisors is an integer number (4637620925).

Almost surely, 2^83319359825 is an apocalyptic number.

It is an amenable number.

83319359825 is a deficient number, since it is larger than the sum of its proper divisors (27983542375).

83319359825 is a wasteful number, since it uses less digits than its factorization.

83319359825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91061 (or 91056 counting only the distinct ones).

The product of its digits is 6998400, while the sum is 56.

The spelling of 83319359825 in words is "eighty-three billion, three hundred nineteen million, three hundred fifty-nine thousand, eight hundred twenty-five".