255612542123 has 16 divisors (see below), whose sum is σ = 265605824544. Its totient is φ = 245861256960.

The previous prime is 255612542117. The next prime is 255612542179. The reversal of 255612542123 is 321245216552.

It is a cyclic number.

It is not a de Polignac number, because 255612542123 - 2²⁰ = 255611493547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255612542923) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 331661 + ... + 788177.

It is an arithmetic number, because the mean of its divisors is an integer number (16600364034).

Almost surely, 2^255612542123 is an apocalyptic number.

255612542123 is a deficient number, since it is larger than the sum of its proper divisors (9993282421).

255612542123 is a wasteful number, since it uses less digits than its factorization.

255612542123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456782.

The product of its digits is 144000, while the sum is 38.

Adding to 255612542123 its reverse (321245216552), we get a palindrome (576857758675).

The spelling of 255612542123 in words is "two hundred fifty-five billion, six hundred twelve million, five hundred forty-two thousand, one hundred twenty-three".