98013998280 has 256 divisors, whose sum is σ = 331596840960. Its totient is φ = 22961433600.

The previous prime is 98013998263. The next prime is 98013998413. The reversal of 98013998280 is 8289931089.

It is a self number, because there is not a number n which added to its sum of digits gives 98013998280.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 39568402 + ... + 39570878.

It is an arithmetic number, because the mean of its divisors is an integer number (1295300160).

Almost surely, 2^98013998280 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 98013998280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165798420480).

98013998280 is an abundant number, since it is smaller than the sum of its proper divisors (233582842680).

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

98013998280 is a wasteful number, since it uses less digits than its factorization.

98013998280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3500 (or 3496 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 57.

The spelling of 98013998280 in words is "ninety-eight billion, thirteen million, nine hundred ninety-eight thousand, two hundred eighty".