255889664582 has 4 divisors (see below), whose sum is σ = 383834496876. Its totient is φ = 127944832290.

The previous prime is 255889664567. The next prime is 255889664617. The reversal of 255889664582 is 285466988552.

255889664582 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63972416144 + ... + 63972416147.

It is an arithmetic number, because the mean of its divisors is an integer number (95958624219).

Almost surely, 2^255889664582 is an apocalyptic number.

255889664582 is a deficient number, since it is larger than the sum of its proper divisors (127944832294).

255889664582 is a wasteful number, since it uses less digits than its factorization.

255889664582 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127944832293.

The product of its digits is 331776000, while the sum is 68.

The spelling of 255889664582 in words is "two hundred fifty-five billion, eight hundred eighty-nine million, six hundred sixty-four thousand, five hundred eighty-two".