255289362663 has 8 divisors (see below), whose sum is σ = 340590014208. Its totient is φ = 170090809784.

The previous prime is 255289362641. The next prime is 255289362673. The reversal of 255289362663 is 366263982552.

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

It is a cyclic number.

It is not a de Polignac number, because 255289362663 - 2¹⁸ = 255289100519 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255289362673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25518831 + ... + 25528832.

It is an arithmetic number, because the mean of its divisors is an integer number (42573751776).

Almost surely, 2^255289362663 is an apocalyptic number.

255289362663 is a deficient number, since it is larger than the sum of its proper divisors (85300651545).

255289362663 is a wasteful number, since it uses less digits than its factorization.

255289362663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51049333.

The product of its digits is 27993600, while the sum is 57.

The spelling of 255289362663 in words is "two hundred fifty-five billion, two hundred eighty-nine million, three hundred sixty-two thousand, six hundred sixty-three".