255534451540 has 48 divisors (see below), whose sum is σ = 564943014720. Its totient is φ = 96820842240.

The previous prime is 255534451537. The next prime is 255534451561. The reversal of 255534451540 is 45154435552.

255534451540 is digitally balanced in base 3, 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 15 ways as a sum of consecutive naturals, for example, 2995275 + ... + 3079405.

It is an arithmetic number, because the mean of its divisors is an integer number (11769646140).

Almost surely, 2^255534451540 is an apocalyptic number.

255534451540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

255534451540 is an abundant number, since it is smaller than the sum of its proper divisors (309408563180).

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

255534451540 is a wasteful number, since it uses less digits than its factorization.

255534451540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92152 (or 92150 counting only the distinct ones).

The product of its (nonzero) digits is 1200000, while the sum is 43.

The spelling of 255534451540 in words is "two hundred fifty-five billion, five hundred thirty-four million, four hundred fifty-one thousand, five hundred forty".