4256217007583 has 2 divisors, whose sum is σ = 4256217007584. Its totient is φ = 4256217007582.

The previous prime is 4256217007577. The next prime is 4256217007643. The reversal of 4256217007583 is 3857007126524.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4256217007583 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4256217007543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2128108503791 + 2128108503792.

It is an arithmetic number, because the mean of its divisors is an integer number (2128108503792).

Almost surely, 2^{4256217007583} is an apocalyptic number.

4256217007583 is a deficient number, since it is larger than the sum of its proper divisors (1).

4256217007583 is an equidigital number, since it uses as much as digits as its factorization.

4256217007583 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2822400, while the sum is 50.

The spelling of 4256217007583 in words is "four trillion, two hundred fifty-six billion, two hundred seventeen million, seven thousand, five hundred eighty-three".