8489965802 has 16 divisors (see below), whose sum is σ = 12978966312. Its totient is φ = 4163689920.

The previous prime is 8489965763. The next prime is 8489965811. The reversal of 8489965802 is 2085699848.

It can be written as a sum of positive squares in 4 ways, for example, as 8148492361 + 341473441 = 90269^2 + 18479^2 .

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 7 ways as a sum of consecutive naturals, for example, 442268 + ... + 461064.

Almost surely, 2^8489965802 is an apocalyptic number.

8489965802 is a deficient number, since it is larger than the sum of its proper divisors (4489000510).

8489965802 is a wasteful number, since it uses less digits than its factorization.

8489965802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23113.

The product of its (nonzero) digits is 9953280, while the sum is 59.

The square root of 8489965802 is about 92141.0104242405. The cubic root of 8489965802 is about 2040.0241732686.

The spelling of 8489965802 in words is "eight billion, four hundred eighty-nine million, nine hundred sixty-five thousand, eight hundred two".