255904996064 has 24 divisors (see below), whose sum is σ = 504950264280. Its totient is φ = 127663659136.

The previous prime is 255904996007. The next prime is 255904996073. The reversal of 255904996064 is 460699409552.

It is a junction number, because it is equal to n+sod(n) for n = 255904995994 and 255904996012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9011819 + ... + 9040170.

It is an arithmetic number, because the mean of its divisors is an integer number (21039594345).

Almost surely, 2^255904996064 is an apocalyptic number.

It is an amenable number.

255904996064 is a deficient number, since it is larger than the sum of its proper divisors (249045268216).

255904996064 is a wasteful number, since it uses less digits than its factorization.

255904996064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18052442 (or 18052434 counting only the distinct ones).

The product of its (nonzero) digits is 20995200, while the sum is 59.

The spelling of 255904996064 in words is "two hundred fifty-five billion, nine hundred four million, nine hundred ninety-six thousand, sixty-four".