255222543232 has 16 divisors (see below), whose sum is σ = 508451160600. Its totient is φ = 127611271552.

The previous prime is 255222543229. The next prime is 255222543281. The reversal of 255222543232 is 232345222552.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 255222543191 and 255222543200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 996962932 + ... + 996963187.

Almost surely, 2^255222543232 is an apocalyptic number.

It is an amenable number.

255222543232 is a deficient number, since it is larger than the sum of its proper divisors (253228617368).

255222543232 is an equidigital number, since it uses as much as digits as its factorization.

255222543232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1993926133 (or 1993926121 counting only the distinct ones).

The product of its digits is 288000, while the sum is 37.

Adding to 255222543232 its reverse (232345222552), we get a palindrome (487567765784).

The spelling of 255222543232 in words is "two hundred fifty-five billion, two hundred twenty-two million, five hundred forty-three thousand, two hundred thirty-two".