122164725453 has 16 divisors (see below), whose sum is σ = 165710629440. Its totient is φ = 80032045184.

The previous prime is 122164725433. The next prime is 122164725577. The reversal of 122164725453 is 354527461221.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 122164725453 - 2²⁵ = 122131171021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122164725413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 334975 + ... + 597107.

It is an arithmetic number, because the mean of its divisors is an integer number (10356914340).

Almost surely, 2^122164725453 is an apocalyptic number.

It is an amenable number.

122164725453 is a deficient number, since it is larger than the sum of its proper divisors (43545903987).

122164725453 is a wasteful number, since it uses less digits than its factorization.

122164725453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264828.

The product of its digits is 403200, while the sum is 42.

The spelling of 122164725453 in words is "one hundred twenty-two billion, one hundred sixty-four million, seven hundred twenty-five thousand, four hundred fifty-three".