99574276032 has 672 divisors, whose sum is σ = 365539958784. Its totient is φ = 25169356800.

The previous prime is 99574276003. The next prime is 99574276033. The reversal of 99574276032 is 23067247599.

99574276032 is a `hidden beast` number, since 9 + 9 + 5 + 7 + 4 + 27 + 603 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (672).

It is a self number, because there is not a number n which added to its sum of digits gives 99574276032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99574276033) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 324346023 + ... + 324346329.

It is an arithmetic number, because the mean of its divisors is an integer number (543958272).

Almost surely, 2^99574276032 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 99574276032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182769979392).

99574276032 is an abundant number, since it is smaller than the sum of its proper divisors (265965682752).

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

99574276032 is a wasteful number, since it uses less digits than its factorization.

99574276032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517 (or 504 counting only the distinct ones).

The product of its (nonzero) digits is 5715360, while the sum is 54.

The spelling of 99574276032 in words is "ninety-nine billion, five hundred seventy-four million, two hundred seventy-six thousand, thirty-two".