255355433871944 has 32 divisors (see below), whose sum is σ = 547930662369600. Its totient is φ = 109289953702080.

The previous prime is 255355433871943. The next prime is 255355433871953. The reversal of 255355433871944 is 449178334553552.

255355433871944 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (255355433871943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3085153787 + ... + 3085236554.

It is an arithmetic number, because the mean of its divisors is an integer number (17122833199050).

Almost surely, 2^{255355433871944} is an apocalyptic number.

It is an amenable number.

255355433871944 is an abundant number, since it is smaller than the sum of its proper divisors (292575228497656).

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

255355433871944 is a wasteful number, since it uses less digits than its factorization.

255355433871944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6170391093 (or 6170391089 counting only the distinct ones).

The product of its digits is 1088640000, while the sum is 68.

The spelling of 255355433871944 in words is "two hundred fifty-five trillion, three hundred fifty-five billion, four hundred thirty-three million, eight hundred seventy-one thousand, nine hundred forty-four".