99698100984 has 96 divisors (see below), whose sum is σ = 278978494080. Its totient is φ = 32144599872.

The previous prime is 99698100947. The next prime is 99698100991. The reversal of 99698100984 is 48900189699.

It is a super-2 number, since 2×99698100984² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 162567 + ... + 475209.

It is an arithmetic number, because the mean of its divisors is an integer number (2906025980).

Almost surely, 2^99698100984 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 99698100984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139489247040).

99698100984 is an abundant number, since it is smaller than the sum of its proper divisors (179280393096).

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

99698100984 is a wasteful number, since it uses less digits than its factorization.

99698100984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312801 (or 312794 counting only the distinct ones).

The product of its (nonzero) digits is 10077696, while the sum is 63.

The spelling of 99698100984 in words is "ninety-nine billion, six hundred ninety-eight million, one hundred thousand, nine hundred eighty-four".