9890949360 has 40 divisors (see below), whose sum is σ = 30661943760. Its totient is φ = 2637586432.

The previous prime is 9890949319. The next prime is 9890949379. The reversal of 9890949360 is 639490989.

9890949360 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 9890949360.

It is a congruent number.

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, 20605905 + ... + 20606384.

It is an arithmetic number, because the mean of its divisors is an integer number (766548594).

Almost surely, 2^9890949360 is an apocalyptic number.

It is an amenable number.

9890949360 is an abundant number, since it is smaller than the sum of its proper divisors (20770994400).

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

9890949360 is a wasteful number, since it uses less digits than its factorization.

9890949360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41212305 (or 41212299 counting only the distinct ones).

The product of its (nonzero) digits is 3779136, while the sum is 57.

The square root of 9890949360 is about 99453.2521338543. The cubic root of 9890949360 is about 2146.5746328782.

The spelling of 9890949360 in words is "nine billion, eight hundred ninety million, nine hundred forty-nine thousand, three hundred sixty".