99013897832064 has 128 divisors (see below), whose sum is σ = 263383905422400. Its totient is φ = 32957181517824.

The previous prime is 99013897832041. The next prime is 99013897832071. The reversal of 99013897832064 is 46023879831099.

99013897832064 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (128).

It is a self number, because there is not a number n which added to its sum of digits gives 99013897832064.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2063754444 + ... + 2063802420.

Almost surely, 2^{99013897832064} 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 99013897832064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131691952711200).

99013897832064 is an abundant number, since it is smaller than the sum of its proper divisors (164370007590336).

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

99013897832064 is a wasteful number, since it uses less digits than its factorization.

99013897832064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55610 (or 55598 counting only the distinct ones).

The product of its (nonzero) digits is 141087744, while the sum is 69.

The spelling of 99013897832064 in words is "ninety-nine trillion, thirteen billion, eight hundred ninety-seven million, eight hundred thirty-two thousand, sixty-four".