256006024447 has 2 divisors, whose sum is σ = 256006024448. Its totient is φ = 256006024446.

The previous prime is 256006024433. The next prime is 256006024471. The reversal of 256006024447 is 744420600652.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 256006024447 - 2¹⁹ = 256005500159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (256006024427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 128003012223 + 128003012224.

It is an arithmetic number, because the mean of its divisors is an integer number (128003012224).

Almost surely, 2^256006024447 is an apocalyptic number.

256006024447 is a deficient number, since it is larger than the sum of its proper divisors (1).

256006024447 is an equidigital number, since it uses as much as digits as its factorization.

256006024447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 322560, while the sum is 40.

The spelling of 256006024447 in words is "two hundred fifty-six billion, six million, twenty-four thousand, four hundred forty-seven".