122553277799 has 2 divisors, whose sum is σ = 122553277800. Its totient is φ = 122553277798.

The previous prime is 122553277703. The next prime is 122553277807. The reversal of 122553277799 is 997772355221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122553277799 - 2³² = 118258310503 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122553277199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61276638899 + 61276638900.

It is an arithmetic number, because the mean of its divisors is an integer number (61276638900).

Almost surely, 2^122553277799 is an apocalyptic number.

122553277799 is a deficient number, since it is larger than the sum of its proper divisors (1).

122553277799 is an equidigital number, since it uses as much as digits as its factorization.

122553277799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16669800, while the sum is 59.

The spelling of 122553277799 in words is "one hundred twenty-two billion, five hundred fifty-three million, two hundred seventy-seven thousand, seven hundred ninety-nine".