5204406689 has 2 divisors, whose sum is σ = 5204406690. Its totient is φ = 5204406688.

The previous prime is 5204406661. The next prime is 5204406703. The reversal of 5204406689 is 9866044025.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4343864464 + 860542225 = 65908^2 + 29335^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5204406689 is a prime.

It is not a weakly prime, because it can be changed into another prime (5204406629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2602203344 + 2602203345.

It is an arithmetic number, because the mean of its divisors is an integer number (2602203345).

Almost surely, 2^5204406689 is an apocalyptic number.

It is an amenable number.

5204406689 is a deficient number, since it is larger than the sum of its proper divisors (1).

5204406689 is an equidigital number, since it uses as much as digits as its factorization.

5204406689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 414720, while the sum is 44.

The square root of 5204406689 is about 72141.5739293232. The cubic root of 5204406689 is about 1732.9674630598.

The spelling of 5204406689 in words is "five billion, two hundred four million, four hundred six thousand, six hundred eighty-nine".