255122140211418 has 32 divisors (see below), whose sum is σ = 510303188275200. Its totient is φ = 85030896058416.

The previous prime is 255122140211417. The next prime is 255122140211431. The reversal of 255122140211418 is 814112041221552.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (255122140211417) 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 15 ways as a sum of consecutive naturals, for example, 2137375623 + ... + 2137494981.

It is an arithmetic number, because the mean of its divisors is an integer number (15946974633600).

Almost surely, 2^{255122140211418} is an apocalyptic number.

255122140211418 is an abundant number, since it is smaller than the sum of its proper divisors (255181048063782).

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

255122140211418 is a wasteful number, since it uses less digits than its factorization.

255122140211418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157506.

The product of its (nonzero) digits is 51200, while the sum is 39.

The spelling of 255122140211418 in words is "two hundred fifty-five trillion, one hundred twenty-two billion, one hundred forty million, two hundred eleven thousand, four hundred eighteen".