256927223048 has 32 divisors (see below), whose sum is σ = 482395240800. Its totient is φ = 128288614272.

The previous prime is 256927223039. The next prime is 256927223051. The reversal of 256927223048 is 840322729652.

It is a junction number, because it is equal to n+sod(n) for n = 256927222987 and 256927223005.

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 7 ways as a sum of consecutive naturals, for example, 21806423 + ... + 21818201.

It is an arithmetic number, because the mean of its divisors is an integer number (15074851275).

Almost surely, 2^256927223048 is an apocalyptic number.

It is an amenable number.

256927223048 is a deficient number, since it is larger than the sum of its proper divisors (225468017752).

256927223048 is a wasteful number, since it uses less digits than its factorization.

256927223048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15269 (or 15265 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 50.

The spelling of 256927223048 in words is "two hundred fifty-six billion, nine hundred twenty-seven million, two hundred twenty-three thousand, forty-eight".