9982505490 has 32 divisors (see below), whose sum is σ = 23984493120. Its totient is φ = 2659059264.

The previous prime is 9982505459. The next prime is 9982505501. The reversal of 9982505490 is 945052899.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156225 + ... + 210644.

It is an arithmetic number, because the mean of its divisors is an integer number (749515410).

Almost surely, 2^9982505490 is an apocalyptic number.

9982505490 is an abundant number, since it is smaller than the sum of its proper divisors (14001987630).

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

9982505490 is a wasteful number, since it uses less digits than its factorization.

9982505490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367786.

The product of its (nonzero) digits is 1166400, while the sum is 51.

The square root of 9982505490 is about 99912.4891592638. The cubic root of 9982505490 is about 2153.1775973650.

The spelling of 9982505490 in words is "nine billion, nine hundred eighty-two million, five hundred five thousand, four hundred ninety".