9898459080 has 64 divisors (see below), whose sum is σ = 29701944000. Its totient is φ = 2639005440.

The previous prime is 9898459057. The next prime is 9898459093. The reversal of 9898459080 is 809548989.

It is a Cunningham number, because it is equal to 99491²-1.

It is a Harshad number since it is a multiple of its sum of digits (60).

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, 989946 + ... + 999894.

It is an arithmetic number, because the mean of its divisors is an integer number (464092875).

Almost surely, 2^9898459080 is an apocalyptic number.

It is an amenable number.

9898459080 is an abundant number, since it is smaller than the sum of its proper divisors (19803484920).

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

9898459080 is a wasteful number, since it uses less digits than its factorization.

9898459080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18254 (or 18250 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 60.

The square root of 9898459080 is about 99490.9999949744. Note that the first 5 decimals coincide. The cubic root of 9898459080 is about 2147.1177589162.

The spelling of 9898459080 in words is "nine billion, eight hundred ninety-eight million, four hundred fifty-nine thousand, eighty".