122823055399 has 16 divisors (see below), whose sum is σ = 134370694656. Its totient is φ = 111339446400.

The previous prime is 122823055391. The next prime is 122823055409. The reversal of 122823055399 is 993550328221.

It is a cyclic number.

It is not a de Polignac number, because 122823055399 - 2³ = 122823055391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122823055391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7158559 + ... + 7175695.

It is an arithmetic number, because the mean of its divisors is an integer number (8398168416).

Almost surely, 2^122823055399 is an apocalyptic number.

122823055399 is a deficient number, since it is larger than the sum of its proper divisors (11547639257).

122823055399 is a wasteful number, since it uses less digits than its factorization.

122823055399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18966.

The product of its (nonzero) digits is 1166400, while the sum is 49.

The spelling of 122823055399 in words is "one hundred twenty-two billion, eight hundred twenty-three million, fifty-five thousand, three hundred ninety-nine".