255562603142 has 32 divisors (see below), whose sum is σ = 482320016640. Its totient is φ = 98656354080.

The previous prime is 255562603139. The next prime is 255562603193. The reversal of 255562603142 is 241306265552.

It is a self number, because there is not a number n which added to its sum of digits gives 255562603142.

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, 7595588 + ... + 7629159.

It is an arithmetic number, because the mean of its divisors is an integer number (15072500520).

Almost surely, 2^255562603142 is an apocalyptic number.

255562603142 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

255562603142 is a deficient number, since it is larger than the sum of its proper divisors (226757413498).

255562603142 is a wasteful number, since it uses less digits than its factorization.

255562603142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15224876.

The product of its (nonzero) digits is 432000, while the sum is 41.

Adding to 255562603142 its reverse (241306265552), we get a palindrome (496868868694).

The spelling of 255562603142 in words is "two hundred fifty-five billion, five hundred sixty-two million, six hundred three thousand, one hundred forty-two".