255255455343342 has 64 divisors (see below), whose sum is σ = 515839461654528. Its totient is φ = 84201755232000.

The previous prime is 255255455343341. The next prime is 255255455343367. The reversal of 255255455343342 is 243343554552552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255255455343341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2555801667 + ... + 2555901537.

It is an arithmetic number, because the mean of its divisors is an integer number (8059991588352).

Almost surely, 2^{255255455343342} is an apocalyptic number.

255255455343342 is an abundant number, since it is smaller than the sum of its proper divisors (260584006311186).

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

255255455343342 is a wasteful number, since it uses less digits than its factorization.

255255455343342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111585.

The product of its digits is 216000000, while the sum is 57.

The spelling of 255255455343342 in words is "two hundred fifty-five trillion, two hundred fifty-five billion, four hundred fifty-five million, three hundred forty-three thousand, three hundred forty-two".