3256661743 has 2 divisors, whose sum is σ = 3256661744. Its totient is φ = 3256661742.

The previous prime is 3256661711. The next prime is 3256661761. The reversal of 3256661743 is 3471666523.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3256661743 - 2⁵ = 3256661711 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3256661743.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3256661773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1628330871 + 1628330872.

It is an arithmetic number, because the mean of its divisors is an integer number (1628330872).

Almost surely, 2^3256661743 is an apocalyptic number.

3256661743 is a deficient number, since it is larger than the sum of its proper divisors (1).

3256661743 is an equidigital number, since it uses as much as digits as its factorization.

3256661743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 43.

The square root of 3256661743 is about 57067.1686961952. The cubic root of 3256661743 is about 1482.2594146378.

The spelling of 3256661743 in words is "three billion, two hundred fifty-six million, six hundred sixty-one thousand, seven hundred forty-three".