9998548704 has 72 divisors (see below), whose sum is σ = 28452485880. Its totient is φ = 3330609408.

The previous prime is 9998548697. The next prime is 9998548711. The reversal of 9998548704 is 4078458999.

It is an interprime number because it is at equal distance from previous prime (9998548697) and next prime (9998548711).

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 449067 + ... + 470805.

It is an arithmetic number, because the mean of its divisors is an integer number (395173415).

Almost surely, 2^9998548704 is an apocalyptic number.

It is an amenable number.

9998548704 is an abundant number, since it is smaller than the sum of its proper divisors (18453937176).

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

9998548704 is a wasteful number, since it uses less digits than its factorization.

9998548704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23352 (or 23341 counting only the distinct ones).

The product of its (nonzero) digits is 26127360, while the sum is 63.

The square root of 9998548704 is about 99992.7432566984. The cubic root of 9998548704 is about 2154.3304609079.

The spelling of 9998548704 in words is "nine billion, nine hundred ninety-eight million, five hundred forty-eight thousand, seven hundred four".