99000055000099 has 4 divisors (see below), whose sum is σ = 108000060000120. Its totient is φ = 90000050000080.

The previous prime is 99000055000009. The next prime is 99000055000109.

99000055000099 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 99000055000099 - 2²³ = 99000046611491 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (99000055000009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4500002499994 + ... + 4500002500015.

It is an arithmetic number, because the mean of its divisors is an integer number (27000015000030).

Almost surely, 2^{99000055000099} is an apocalyptic number.

99000055000099 is a deficient number, since it is larger than the sum of its proper divisors (9000005000021).

99000055000099 is a wasteful number, since it uses less digits than its factorization.

99000055000099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9000005000020.

The product of its (nonzero) digits is 164025, while the sum is 46.

The spelling of 99000055000099 in words is "ninety-nine trillion, fifty-five million, ninety-nine", and thus it is an aban number and an uban number.