3256564783 has 2 divisors, whose sum is σ = 3256564784. Its totient is φ = 3256564782.

The previous prime is 3256564757. The next prime is 3256564813. The reversal of 3256564783 is 3874656523.

3256564783 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (3874656523) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3256564783 - 2²¹ = 3254467631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3256565783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1628282391 + 1628282392.

It is an arithmetic number, because the mean of its divisors is an integer number (1628282392).

Almost surely, 2^3256564783 is an apocalyptic number.

3256564783 is a deficient number, since it is larger than the sum of its proper divisors (1).

3256564783 is an equidigital number, since it uses as much as digits as its factorization.

3256564783 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3628800, while the sum is 49.

The square root of 3256564783 is about 57066.3191646351. The cubic root of 3256564783 is about 1482.2447041448.

The spelling of 3256564783 in words is "three billion, two hundred fifty-six million, five hundred sixty-four thousand, seven hundred eighty-three".