122860015655 has 32 divisors (see below), whose sum is σ = 159461362368. Its totient is φ = 90334540800.

The previous prime is 122860015651. The next prime is 122860015697. The reversal of 122860015655 is 556510068221.

It is not a de Polignac number, because 122860015655 - 2² = 122860015651 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 (122860015651) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43304897 + ... + 43307733.

It is an arithmetic number, because the mean of its divisors is an integer number (4983167574).

Almost surely, 2^122860015655 is an apocalyptic number.

122860015655 is a deficient number, since it is larger than the sum of its proper divisors (36601346713).

122860015655 is a wasteful number, since it uses less digits than its factorization.

122860015655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5507.

The product of its (nonzero) digits is 144000, while the sum is 41.

The spelling of 122860015655 in words is "one hundred twenty-two billion, eight hundred sixty million, fifteen thousand, six hundred fifty-five".