255201142 has 8 divisors (see below), whose sum is σ = 437487696. Its totient is φ = 109371912.

The previous prime is 255201119. The next prime is 255201151. The reversal of 255201142 is 241102552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9114313 + ... + 9114340.

It is an arithmetic number, because the mean of its divisors is an integer number (54685962).

Almost surely, 2^255201142 is an apocalyptic number.

255201142 is a deficient number, since it is larger than the sum of its proper divisors (182286554).

255201142 is a wasteful number, since it uses less digits than its factorization.

255201142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18228662.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 255201142 is about 15975.0161815255. The cubic root of 255201142 is about 634.2992596512.

Adding to 255201142 its reverse (241102552), we get a palindrome (496303694).

It can be divided in two parts, 25520 and 1142, that added together give a palindrome (26662).

The spelling of 255201142 in words is "two hundred fifty-five million, two hundred one thousand, one hundred forty-two".