99339260809 has 4 divisors (see below), whose sum is σ = 99690283216. Its totient is φ = 98988238404.

The previous prime is 99339260753. The next prime is 99339260927. The reversal of 99339260809 is 90806293399.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 99339260809 - 2⁹ = 99339260297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99339264809) 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, 175510779 + ... + 175511344.

It is an arithmetic number, because the mean of its divisors is an integer number (24922570804).

Almost surely, 2^99339260809 is an apocalyptic number.

It is an amenable number.

99339260809 is a deficient number, since it is larger than the sum of its proper divisors (351022407).

99339260809 is a wasteful number, since it uses less digits than its factorization.

99339260809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351022406.

The product of its (nonzero) digits is 5668704, while the sum is 58.

The spelling of 99339260809 in words is "ninety-nine billion, three hundred thirty-nine million, two hundred sixty thousand, eight hundred nine".