122655227265727 has 4 divisors (see below), whose sum is σ = 132090244747720. Its totient is φ = 113220209783736.

The previous prime is 122655227265661. The next prime is 122655227265821. The reversal of 122655227265727 is 727562722556221.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 122655227265727 - 2³⁹ = 122105471451839 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 (122655227265227) 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, 4717508740977 + ... + 4717508741002.

It is an arithmetic number, because the mean of its divisors is an integer number (33022561186930).

Almost surely, 2^{122655227265727} is an apocalyptic number.

122655227265727 is a deficient number, since it is larger than the sum of its proper divisors (9435017481993).

122655227265727 is an equidigital number, since it uses as much as digits as its factorization.

122655227265727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9435017481992.

The product of its digits is 98784000, while the sum is 61.

The spelling of 122655227265727 in words is "one hundred twenty-two trillion, six hundred fifty-five billion, two hundred twenty-seven million, two hundred sixty-five thousand, seven hundred twenty-seven".