122517926900047 has 6 divisors (see below), whose sum is σ = 142520853740928. Its totient is φ = 105015365914284.

The previous prime is 122517926900027. The next prime is 122517926900053. The reversal of 122517926900047 is 740009629715221.

It is not a de Polignac number, because 122517926900047 - 2²⁷ = 122517792682319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122517926900027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1250182927503 + ... + 1250182927600.

It is an arithmetic number, because the mean of its divisors is an integer number (23753475623488).

Almost surely, 2^{122517926900047} is an apocalyptic number.

122517926900047 is a deficient number, since it is larger than the sum of its proper divisors (20002926840881).

122517926900047 is an equidigital number, since it uses as much as digits as its factorization.

122517926900047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2500365855117 (or 2500365855110 counting only the distinct ones).

The product of its (nonzero) digits is 3810240, while the sum is 55.

The spelling of 122517926900047 in words is "one hundred twenty-two trillion, five hundred seventeen billion, nine hundred twenty-six million, nine hundred thousand, forty-seven".