122456664600 has 48 divisors (see below), whose sum is σ = 379615662120. Its totient is φ = 32655110400.

The previous prime is 122456664559. The next prime is 122456664601. The reversal of 122456664600 is 6466654221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122456664601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 102046621 + ... + 102047820.

Almost surely, 2^122456664600 is an apocalyptic number.

122456664600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122456664600 is an abundant number, since it is smaller than the sum of its proper divisors (257158997520).

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

122456664600 is a wasteful number, since it uses less digits than its factorization.

122456664600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204094460 (or 204094451 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 42.

The spelling of 122456664600 in words is "one hundred twenty-two billion, four hundred fifty-six million, six hundred sixty-four thousand, six hundred".