9852944669 has 2 divisors, whose sum is σ = 9852944670. Its totient is φ = 9852944668.

The previous prime is 9852944587. The next prime is 9852944681. The reversal of 9852944669 is 9664492589.

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., 9852944644 + 25 = 99262^2 + 5^2 .

It is a cyclic number.

It is not a de Polignac number, because 9852944669 - 2²⁸ = 9584509213 is a prime.

It is a super-2 number, since 2×9852944669² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9852944869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4926472334 + 4926472335.

It is an arithmetic number, because the mean of its divisors is an integer number (4926472335).

Almost surely, 2^9852944669 is an apocalyptic number.

It is an amenable number.

9852944669 is a deficient number, since it is larger than the sum of its proper divisors (1).

9852944669 is an equidigital number, since it uses as much as digits as its factorization.

9852944669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33592320, while the sum is 62.

The square root of 9852944669 is about 99262.0001259294. Note that the first 3 decimals coincide. The cubic root of 9852944669 is about 2143.8217924442.

The spelling of 9852944669 in words is "nine billion, eight hundred fifty-two million, nine hundred forty-four thousand, six hundred sixty-nine".