5991759689 has 2 divisors, whose sum is σ = 5991759690. Its totient is φ = 5991759688.

The previous prime is 5991759673. The next prime is 5991759749. The reversal of 5991759689 is 9869571995.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3315456400 + 2676303289 = 57580^2 + 51733^2 .

It is a cyclic number.

It is not a de Polignac number, because 5991759689 - 2⁴ = 5991759673 is a prime.

It is a super-3 number, since 3×5991759689³ (a number of 30 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (5991759619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2995879844 + 2995879845.

It is an arithmetic number, because the mean of its divisors is an integer number (2995879845).

Almost surely, 2^5991759689 is an apocalyptic number.

It is an amenable number.

5991759689 is a deficient number, since it is larger than the sum of its proper divisors (1).

5991759689 is an equidigital number, since it uses as much as digits as its factorization.

5991759689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 55112400, while the sum is 68.

The square root of 5991759689 is about 77406.4576698869. The cubic root of 5991759689 is about 1816.2883428931.

The spelling of 5991759689 in words is "five billion, nine hundred ninety-one million, seven hundred fifty-nine thousand, six hundred eighty-nine".