255032140505244 has 96 divisors (see below), whose sum is σ = 613065868369920. Its totient is φ = 82465290969600.

The previous prime is 255032140505227. The next prime is 255032140505249. The reversal of 255032140505244 is 442505041230552.

It is a junction number, because it is equal to n+sod(n) for n = 255032140505196 and 255032140505205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255032140505249) 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, 76085077 + ... + 79366259.

It is an arithmetic number, because the mean of its divisors is an integer number (6386102795520).

Almost surely, 2^{255032140505244} is an apocalyptic number.

It is an amenable number.

255032140505244 is an abundant number, since it is smaller than the sum of its proper divisors (358033727864676).

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

255032140505244 is a wasteful number, since it uses less digits than its factorization.

255032140505244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3282131 (or 3282129 counting only the distinct ones).

The product of its (nonzero) digits is 960000, while the sum is 42.

Adding to 255032140505244 its reverse (442505041230552), we get a palindrome (697537181735796).

The spelling of 255032140505244 in words is "two hundred fifty-five trillion, thirty-two billion, one hundred forty million, five hundred five thousand, two hundred forty-four".