99613484544 has 480 divisors, whose sum is σ = 333072432000. Its totient is φ = 26289930240.

The previous prime is 99613484533. The next prime is 99613484557. The reversal of 99613484544 is 44548431699.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 58629807 + ... + 58631505.

It is an arithmetic number, because the mean of its divisors is an integer number (693900900).

Almost surely, 2^99613484544 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 99613484544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166536216000).

99613484544 is an abundant number, since it is smaller than the sum of its proper divisors (233458947456).

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

99613484544 is a wasteful number, since it uses less digits than its factorization.

99613484544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1794 (or 1771 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 57.

The spelling of 99613484544 in words is "ninety-nine billion, six hundred thirteen million, four hundred eighty-four thousand, five hundred forty-four".