256247282346 has 32 divisors (see below), whose sum is σ = 577119983616. Its totient is φ = 75145830000.

The previous prime is 256247282329. The next prime is 256247282351. The reversal of 256247282346 is 643282742652.

256247282346 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62619480 + ... + 62623571.

It is an arithmetic number, because the mean of its divisors is an integer number (18034999488).

Almost surely, 2^256247282346 is an apocalyptic number.

256247282346 is an abundant number, since it is smaller than the sum of its proper divisors (320872701270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

256247282346 is a wasteful number, since it uses less digits than its factorization.

256247282346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125243098.

The product of its digits is 7741440, while the sum is 51.

The spelling of 256247282346 in words is "two hundred fifty-six billion, two hundred forty-seven million, two hundred eighty-two thousand, three hundred forty-six".