998085672960 has 240 divisors, whose sum is σ = 3268085162496. Its totient is φ = 259963748352.

The previous prime is 998085672943. The next prime is 998085673007. The reversal of 998085672960 is 69276580899.

It is a tau number, because it is divible by the number of its divisors (240).

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, 10520457 + ... + 10614903.

Almost surely, 2^998085672960 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 998085672960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1634042581248).

998085672960 is an abundant number, since it is smaller than the sum of its proper divisors (2269999489536).

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

998085672960 is an equidigital number, since it uses as much as digits as its factorization.

998085672960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94526 (or 94500 counting only the distinct ones).

The product of its (nonzero) digits is 117573120, while the sum is 69.

The spelling of 998085672960 in words is "nine hundred ninety-eight billion, eighty-five million, six hundred seventy-two thousand, nine hundred sixty".