256750678 has 16 divisors (see below), whose sum is σ = 395833680. Its totient is φ = 124832736.

The previous prime is 256750657. The next prime is 256750729. The reversal of 256750678 is 876057652.

256750678 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13176 + ... + 26212.

It is an arithmetic number, because the mean of its divisors is an integer number (24739605).

Almost surely, 2^256750678 is an apocalyptic number.

256750678 is a deficient number, since it is larger than the sum of its proper divisors (139083002).

256750678 is a wasteful number, since it uses less digits than its factorization.

256750678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13311.

The product of its (nonzero) digits is 705600, while the sum is 46.

The square root of 256750678 is about 16023.4415154798. The cubic root of 256750678 is about 635.5804542198.

The spelling of 256750678 in words is "two hundred fifty-six million, seven hundred fifty thousand, six hundred seventy-eight".