99617944452 has 48 divisors (see below), whose sum is σ = 263496864960. Its totient is φ = 29038428288.

The previous prime is 99617944331. The next prime is 99617944453. The reversal of 99617944452 is 25444971699.

It is not an unprimeable number, because it can be changed into a prime (99617944453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16801683 + ... + 16807610.

It is an arithmetic number, because the mean of its divisors is an integer number (5489518020).

Almost surely, 2^99617944452 is an apocalyptic number.

It is an amenable number.

99617944452 is an abundant number, since it is smaller than the sum of its proper divisors (163878920508).

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

99617944452 is a wasteful number, since it uses less digits than its factorization.

99617944452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33609332 (or 33609330 counting only the distinct ones).

The product of its digits is 19595520, while the sum is 60.

The spelling of 99617944452 in words is "ninety-nine billion, six hundred seventeen million, nine hundred forty-four thousand, four hundred fifty-two".