122753280159 has 12 divisors (see below), whose sum is σ = 179739202656. Its totient is φ = 80714485152.

The previous prime is 122753280137. The next prime is 122753280173. The reversal of 122753280159 is 951082357221.

122753280159 is a `hidden beast` number, since 1 + 2 + 27 + 532 + 80 + 15 + 9 = 666.

It is not a de Polignac number, because 122753280159 - 2¹⁹ = 122752755871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122753280359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 93418887 + ... + 93420200.

It is an arithmetic number, because the mean of its divisors is an integer number (14978266888).

Almost surely, 2^122753280159 is an apocalyptic number.

122753280159 is a deficient number, since it is larger than the sum of its proper divisors (56985922497).

122753280159 is a wasteful number, since it uses less digits than its factorization.

122753280159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186839166 (or 186839163 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 45.

The spelling of 122753280159 in words is "one hundred twenty-two billion, seven hundred fifty-three million, two hundred eighty thousand, one hundred fifty-nine".