255443023422 has 48 divisors (see below), whose sum is σ = 575045172000. Its totient is φ = 81852507072.

The previous prime is 255443023391. The next prime is 255443023441. The reversal of 255443023422 is 224320344552.

255443023422 is a `hidden beast` number, since 2 + 5 + 5 + 4 + 4 + 302 + 342 + 2 = 666.

It is a super-2 number, since 2×255443023422² (a number of 24 digits) contains 22 as substring.

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, 948922 + ... + 1187997.

It is an arithmetic number, because the mean of its divisors is an integer number (11980107750).

Almost surely, 2^255443023422 is an apocalyptic number.

255443023422 is an abundant number, since it is smaller than the sum of its proper divisors (319602148578).

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

255443023422 is a wasteful number, since it uses less digits than its factorization.

255443023422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2137185 (or 2137182 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 36.

Adding to 255443023422 its reverse (224320344552), we get a palindrome (479763367974).

The spelling of 255443023422 in words is "two hundred fifty-five billion, four hundred forty-three million, twenty-three thousand, four hundred twenty-two".