3264718546681 has 2 divisors, whose sum is σ = 3264718546682. Its totient is φ = 3264718546680.

The previous prime is 3264718546627. The next prime is 3264718546723. The reversal of 3264718546681 is 1866458174623.

3264718546681 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3250159952400 + 14558594281 = 1802820^2 + 120659^2 .

It is a cyclic number.

It is not a de Polignac number, because 3264718546681 - 2¹³ = 3264718538489 is a prime.

It is a super-2 number, since 2×3264718546681² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3264718546781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1632359273340 + 1632359273341.

It is an arithmetic number, because the mean of its divisors is an integer number (1632359273341).

Almost surely, 2^{3264718546681} is an apocalyptic number.

It is an amenable number.

3264718546681 is a deficient number, since it is larger than the sum of its proper divisors (1).

3264718546681 is an equidigital number, since it uses as much as digits as its factorization.

3264718546681 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46448640, while the sum is 61.

The spelling of 3264718546681 in words is "three trillion, two hundred sixty-four billion, seven hundred eighteen million, five hundred forty-six thousand, six hundred eighty-one".