8869394490 has 64 divisors (see below), whose sum is σ = 23231577600. Its totient is φ = 2149240640.

The previous prime is 8869394489. The next prime is 8869394497. The reversal of 8869394490 is 944939688.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8869394497) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1084597 + ... + 1092743.

It is an arithmetic number, because the mean of its divisors is an integer number (362993400).

Almost surely, 2^8869394490 is an apocalyptic number.

8869394490 is an abundant number, since it is smaller than the sum of its proper divisors (14362183110).

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

8869394490 is a wasteful number, since it uses less digits than its factorization.

8869394490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11467.

The product of its (nonzero) digits is 13436928, while the sum is 60.

The square root of 8869394490 is about 94177.4627498533. The cubic root of 8869394490 is about 2069.9728881604.

The spelling of 8869394490 in words is "eight billion, eight hundred sixty-nine million, three hundred ninety-four thousand, four hundred ninety".