255132313413240 has 128 divisors (see below), whose sum is σ = 771000920928000. Its totient is φ = 67537275813888.

The previous prime is 255132313413149. The next prime is 255132313413283. The reversal of 255132313413240 is 42314313231552.

It is a happy number.

255132313413240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 131425591 + ... + 133352729.

It is an arithmetic number, because the mean of its divisors is an integer number (6023444694750).

Almost surely, 2^{255132313413240} is an apocalyptic number.

255132313413240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255132313413240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (385500460464000).

255132313413240 is an abundant number, since it is smaller than the sum of its proper divisors (515868607514760).

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

255132313413240 is a wasteful number, since it uses less digits than its factorization.

255132313413240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1935229 (or 1935225 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 39.

Adding to 255132313413240 its reverse (42314313231552), we get a palindrome (297446626644792).

The spelling of 255132313413240 in words is "two hundred fifty-five trillion, one hundred thirty-two billion, three hundred thirteen million, four hundred thirteen thousand, two hundred forty".