10251344489 has 2 divisors, whose sum is σ = 10251344490. Its totient is φ = 10251344488.

The previous prime is 10251344483. The next prime is 10251344491. The reversal of 10251344489 is 98444315201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5884117264 + 4367227225 = 76708^2 + 66085^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10251344489 is a prime.

It is a super-2 number, since 2×10251344489² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

Together with 10251344491, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (10251344483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5125672244 + 5125672245.

It is an arithmetic number, because the mean of its divisors is an integer number (5125672245).

Almost surely, 2^10251344489 is an apocalyptic number.

It is an amenable number.

10251344489 is a deficient number, since it is larger than the sum of its proper divisors (1).

10251344489 is an equidigital number, since it uses as much as digits as its factorization.

10251344489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 41.

The spelling of 10251344489 in words is "ten billion, two hundred fifty-one million, three hundred forty-four thousand, four hundred eighty-nine".