122663336447 has 2 divisors, whose sum is σ = 122663336448. Its totient is φ = 122663336446.

The previous prime is 122663336441. The next prime is 122663336473. The reversal of 122663336447 is 744633366221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122663336447 - 2⁴ = 122663336431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122663336441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61331668223 + 61331668224.

It is an arithmetic number, because the mean of its divisors is an integer number (61331668224).

Almost surely, 2^122663336447 is an apocalyptic number.

122663336447 is a deficient number, since it is larger than the sum of its proper divisors (1).

122663336447 is an equidigital number, since it uses as much as digits as its factorization.

122663336447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2612736, while the sum is 47.

The spelling of 122663336447 in words is "one hundred twenty-two billion, six hundred sixty-three million, three hundred thirty-six thousand, four hundred forty-seven".