122878800255 has 16 divisors (see below), whose sum is σ = 197009800704. Its totient is φ = 65400786720.

The previous prime is 122878800251. The next prime is 122878800337. The reversal of 122878800255 is 552008878221.

It is not a de Polignac number, because 122878800255 - 2² = 122878800251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122878800251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8403291 + ... + 8417900.

It is an arithmetic number, because the mean of its divisors is an integer number (12313112544).

Almost surely, 2^122878800255 is an apocalyptic number.

122878800255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

122878800255 is a deficient number, since it is larger than the sum of its proper divisors (74131000449).

122878800255 is a wasteful number, since it uses less digits than its factorization.

122878800255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16821686.

The product of its (nonzero) digits is 716800, while the sum is 48.

The spelling of 122878800255 in words is "one hundred twenty-two billion, eight hundred seventy-eight million, eight hundred thousand, two hundred fifty-five".