5939846681 has 2 divisors, whose sum is σ = 5939846682. Its totient is φ = 5939846680.

The previous prime is 5939846641. The next prime is 5939846713. The reversal of 5939846681 is 1866489395.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5922072025 + 17774656 = 76955^2 + 4216^2 .

It is a cyclic number.

It is not a de Polignac number, because 5939846681 - 2¹⁴ = 5939830297 is a prime.

It is a super-2 number, since 2×5939846681² = 70563557187573431522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5939846681.

It is not a weakly prime, because it can be changed into another prime (5939846621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2969923340 + 2969923341.

It is an arithmetic number, because the mean of its divisors is an integer number (2969923341).

Almost surely, 2^5939846681 is an apocalyptic number.

It is an amenable number.

5939846681 is a deficient number, since it is larger than the sum of its proper divisors (1).

5939846681 is an equidigital number, since it uses as much as digits as its factorization.

5939846681 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11197440, while the sum is 59.

The square root of 5939846681 is about 77070.4008099089. The cubic root of 5939846681 is about 1811.0276391243.

The spelling of 5939846681 in words is "five billion, nine hundred thirty-nine million, eight hundred forty-six thousand, six hundred eighty-one".