255042232134220 has 24 divisors (see below), whose sum is σ = 536098286657808. Its totient is φ = 101919826344000.

The previous prime is 255042232134211. The next prime is 255042232134233. The reversal of 255042232134220 is 22431232240552.

It is a self number, because there is not a number n which added to its sum of digits gives 255042232134220.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6066635311 + ... + 6066677350.

It is an arithmetic number, because the mean of its divisors is an integer number (22337428610742).

Almost surely, 2^{255042232134220} is an apocalyptic number.

255042232134220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

255042232134220 is an abundant number, since it is smaller than the sum of its proper divisors (281056054523588).

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

255042232134220 is a wasteful number, since it uses less digits than its factorization.

255042232134220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12133313721 (or 12133313719 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 37.

Adding to 255042232134220 its reverse (22431232240552), we get a palindrome (277473464374772).

The spelling of 255042232134220 in words is "two hundred fifty-five trillion, forty-two billion, two hundred thirty-two million, one hundred thirty-four thousand, two hundred twenty".