5223646469 has 2 divisors, whose sum is σ = 5223646470. Its totient is φ = 5223646468.

The previous prime is 5223646399. The next prime is 5223646499. The reversal of 5223646469 is 9646463225.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4221100900 + 1002545569 = 64970^2 + 31663^2 .

It is a cyclic number.

It is not a de Polignac number, because 5223646469 - 2¹² = 5223642373 is a prime.

It is a super-2 number, since 2×5223646469² = 54572964866192335922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5223646499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2611823234 + 2611823235.

It is an arithmetic number, because the mean of its divisors is an integer number (2611823235).

Almost surely, 2^5223646469 is an apocalyptic number.

It is an amenable number.

5223646469 is a deficient number, since it is larger than the sum of its proper divisors (1).

5223646469 is an equidigital number, since it uses as much as digits as its factorization.

5223646469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1866240, while the sum is 47.

The square root of 5223646469 is about 72274.7982978853. The cubic root of 5223646469 is about 1735.1003293337.

The spelling of 5223646469 in words is "five billion, two hundred twenty-three million, six hundred forty-six thousand, four hundred sixty-nine".