256011679296 has 140 divisors (see below), whose sum is σ = 760545039232. Its totient is φ = 85152114432.

The previous prime is 256011679283. The next prime is 256011679307. The reversal of 256011679296 is 692976110652.

256011679296 is a `hidden beast` number, since 2 + 5 + 601 + 1 + 6 + 7 + 9 + 29 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2346861 + ... + 2453523.

Almost surely, 2^256011679296 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 256011679296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (380272519616).

256011679296 is an abundant number, since it is smaller than the sum of its proper divisors (504533359936).

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

256011679296 is a wasteful number, since it uses less digits than its factorization.

256011679296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107150 (or 107131 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 54.

The spelling of 256011679296 in words is "two hundred fifty-six billion, eleven million, six hundred seventy-nine thousand, two hundred ninety-six".