122656122570432 has 168 divisors, whose sum is σ = 362559964201456. Its totient is φ = 36559201536000.

The previous prime is 122656122570431. The next prime is 122656122570481. The reversal of 122656122570432 is 234075221656221.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (122656122570431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41858419 + ... + 44692722.

Almost surely, 2^{122656122570432} is an apocalyptic number.

122656122570432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122656122570432 is an abundant number, since it is smaller than the sum of its proper divisors (239903841631024).

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

122656122570432 is a wasteful number, since it uses less digits than its factorization.

122656122570432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86551239 (or 86551218 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 48.

The spelling of 122656122570432 in words is "one hundred twenty-two trillion, six hundred fifty-six billion, one hundred twenty-two million, five hundred seventy thousand, four hundred thirty-two".