122656054388 has 24 divisors (see below), whose sum is σ = 245319521664. Its totient is φ = 52565292000.

The previous prime is 122656054387. The next prime is 122656054441. The reversal of 122656054388 is 883450656221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122656054387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1816838 + ... + 1883138.

It is an arithmetic number, because the mean of its divisors is an integer number (10221646736).

Almost surely, 2^122656054388 is an apocalyptic number.

It is an amenable number.

122656054388 is an abundant number, since it is smaller than the sum of its proper divisors (122663467276).

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

122656054388 is a wasteful number, since it uses less digits than its factorization.

122656054388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132383 (or 132381 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 50.

The spelling of 122656054388 in words is "one hundred twenty-two billion, six hundred fifty-six million, fifty-four thousand, three hundred eighty-eight".