255546140120 has 16 divisors (see below), whose sum is σ = 574978815360. Its totient is φ = 102218456032.

The previous prime is 255546140111. The next prime is 255546140183. The reversal of 255546140120 is 21041645552.

It is a super-2 number, since 2×255546140120² (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 3 ways as a sum of consecutive naturals, for example, 3194326712 + ... + 3194326791.

It is an arithmetic number, because the mean of its divisors is an integer number (35936175960).

Almost surely, 2^255546140120 is an apocalyptic number.

255546140120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

255546140120 is an abundant number, since it is smaller than the sum of its proper divisors (319432675240).

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

255546140120 is a wasteful number, since it uses less digits than its factorization.

255546140120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6388653514 (or 6388653510 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 255546140120 its reverse (21041645552), we get a palindrome (276587785672).

The spelling of 255546140120 in words is "two hundred fifty-five billion, five hundred forty-six million, one hundred forty thousand, one hundred twenty".