122655527160 has 256 divisors, whose sum is σ = 386793792000. Its totient is φ = 31087257600.

The previous prime is 122655527147. The next prime is 122655527191. The reversal of 122655527160 is 61725556221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 30746446 + ... + 30750434.

It is an arithmetic number, because the mean of its divisors is an integer number (1510913250).

Almost surely, 2^122655527160 is an apocalyptic number.

122655527160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122655527160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193396896000).

122655527160 is an abundant number, since it is smaller than the sum of its proper divisors (264138264840).

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

122655527160 is a wasteful number, since it uses less digits than its factorization.

122655527160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4206 (or 4202 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 42.

The spelling of 122655527160 in words is "one hundred twenty-two billion, six hundred fifty-five million, five hundred twenty-seven thousand, one hundred sixty".