255535230463 has 4 divisors (see below), whose sum is σ = 259134318288. Its totient is φ = 251936142640.

The previous prime is 255535230451. The next prime is 255535230491. The reversal of 255535230463 is 364032535552.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255535230463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255535230403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1799543806 + ... + 1799543947.

It is an arithmetic number, because the mean of its divisors is an integer number (64783579572).

Almost surely, 2^255535230463 is an apocalyptic number.

255535230463 is a deficient number, since it is larger than the sum of its proper divisors (3599087825).

255535230463 is an equidigital number, since it uses as much as digits as its factorization.

255535230463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3599087824.

The product of its (nonzero) digits is 1620000, while the sum is 43.

The spelling of 255535230463 in words is "two hundred fifty-five billion, five hundred thirty-five million, two hundred thirty thousand, four hundred sixty-three".