98797532544 has 144 divisors (see below), whose sum is σ = 295222324020. Its totient is φ = 32932230912.

The previous prime is 98797532531. The next prime is 98797532563. The reversal of 98797532544 is 44523579789.

98797532544 is a `hidden beast` number, since 9 + 8 + 7 + 97 + 532 + 5 + 4 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×98797532544² (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 17 ways as a sum of consecutive naturals, for example, 780987 + ... + 898629.

Almost surely, 2^98797532544 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 98797532544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147611162010).

98797532544 is an abundant number, since it is smaller than the sum of its proper divisors (196424791476).

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

98797532544 is an frugal number, since it uses more digits than its factorization.

98797532544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117681 (or 117648 counting only the distinct ones).

The product of its digits is 76204800, while the sum is 63.

The spelling of 98797532544 in words is "ninety-eight billion, seven hundred ninety-seven million, five hundred thirty-two thousand, five hundred forty-four".