99345334788 has 72 divisors (see below), whose sum is σ = 299612930400. Its totient is φ = 28384379856.

The previous prime is 99345334733. The next prime is 99345334799. The reversal of 99345334788 is 88743354399.

99345334788 is a `hidden beast` number, since 9 + 93 + 4 + 533 + 4 + 7 + 8 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9381078 + ... + 9391661.

It is an arithmetic number, because the mean of its divisors is an integer number (4161290700).

Almost surely, 2^99345334788 is an apocalyptic number.

99345334788 is a gapful number since it is divisible by the number (98) formed by its first and last digit.

It is an amenable number.

99345334788 is an abundant number, since it is smaller than the sum of its proper divisors (200267595612).

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

99345334788 is a wasteful number, since it uses less digits than its factorization.

99345334788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18772766 (or 18772751 counting only the distinct ones).

The product of its digits is 78382080, while the sum is 63.

The spelling of 99345334788 in words is "ninety-nine billion, three hundred forty-five million, three hundred thirty-four thousand, seven hundred eighty-eight".