99309550841 has 4 divisors (see below), whose sum is σ = 99311643300. Its totient is φ = 99307458384.

The previous prime is 99309550829. The next prime is 99309550861. The reversal of 99309550841 is 14805590399.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 44975805625 + 54333745216 = 212075^2 + 233096^2 .

It is a cyclic number.

It is not a de Polignac number, because 99309550841 - 2³⁴ = 82129681657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99309550861) 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, 973346 + ... + 1070523.

It is an arithmetic number, because the mean of its divisors is an integer number (24827910825).

Almost surely, 2^99309550841 is an apocalyptic number.

It is an amenable number.

99309550841 is a deficient number, since it is larger than the sum of its proper divisors (2092459).

99309550841 is a wasteful number, since it uses less digits than its factorization.

99309550841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2092458.

The product of its (nonzero) digits is 1749600, while the sum is 53.

The spelling of 99309550841 in words is "ninety-nine billion, three hundred nine million, five hundred fifty thousand, eight hundred forty-one".