122678476800 has 408 divisors, whose sum is σ = 442726380960. Its totient is φ = 29727129600.

The previous prime is 122678476799. The next prime is 122678476853. The reversal of 122678476800 is 8674876221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54066066 + ... + 54068334.

Almost surely, 2^122678476800 is an apocalyptic number.

122678476800 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 122678476800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (221363190480).

122678476800 is an abundant number, since it is smaller than the sum of its proper divisors (320047904160).

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

122678476800 is an equidigital number, since it uses as much as digits as its factorization.

122678476800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2325 (or 2290 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 51.

The spelling of 122678476800 in words is "one hundred twenty-two billion, six hundred seventy-eight million, four hundred seventy-six thousand, eight hundred".