10312663489 has 2 divisors, whose sum is σ = 10312663490. Its totient is φ = 10312663488.

The previous prime is 10312663429. The next prime is 10312663507. The reversal of 10312663489 is 98436621301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10288653489 + 24010000 = 101433^2 + 4900^2 .

It is a cyclic number.

It is not a de Polignac number, because 10312663489 - 2¹¹ = 10312661441 is a prime.

It is not a weakly prime, because it can be changed into another prime (10312663429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5156331744 + 5156331745.

It is an arithmetic number, because the mean of its divisors is an integer number (5156331745).

Almost surely, 2^10312663489 is an apocalyptic number.

It is an amenable number.

10312663489 is a deficient number, since it is larger than the sum of its proper divisors (1).

10312663489 is an equidigital number, since it uses as much as digits as its factorization.

10312663489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 43.

The spelling of 10312663489 in words is "ten billion, three hundred twelve million, six hundred sixty-three thousand, four hundred eighty-nine".