122722164756 has 36 divisors (see below), whose sum is σ = 328462266132. Its totient is φ = 38501071104.

The previous prime is 122722164749. The next prime is 122722164791. The reversal of 122722164756 is 657461227221.

122722164756 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 95815011600 + 26907153156 = 309540^2 + 164034^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100262595 + ... + 100263818.

It is an arithmetic number, because the mean of its divisors is an integer number (9123951837).

Almost surely, 2^122722164756 is an apocalyptic number.

It is an amenable number.

122722164756 is an abundant number, since it is smaller than the sum of its proper divisors (205740101376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122722164756 is a wasteful number, since it uses less digits than its factorization.

122722164756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200526440 (or 200526435 counting only the distinct ones).

The product of its digits is 564480, while the sum is 45.

The spelling of 122722164756 in words is "one hundred twenty-two billion, seven hundred twenty-two million, one hundred sixty-four thousand, seven hundred fifty-six".