256800876 has 48 divisors (see below), whose sum is σ = 621680640. Its totient is φ = 82442880.

The previous prime is 256800857. The next prime is 256800877. The reversal of 256800876 is 678008652.

It is not an unprimeable number, because it can be changed into a prime (256800877) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35565 + ... + 42171.

It is an arithmetic number, because the mean of its divisors is an integer number (12951680).

Almost surely, 2^256800876 is an apocalyptic number.

It is an amenable number.

256800876 is an abundant number, since it is smaller than the sum of its proper divisors (364879764).

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

256800876 is a wasteful number, since it uses less digits than its factorization.

256800876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6734 (or 6732 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 42.

The square root of 256800876 is about 16025.0078315113. The cubic root of 256800876 is about 635.6218728557.

The spelling of 256800876 in words is "two hundred fifty-six million, eight hundred thousand, eight hundred seventy-six".