10645245315247 has 2 divisors, whose sum is σ = 10645245315248. Its totient is φ = 10645245315246.

The previous prime is 10645245315203. The next prime is 10645245315277. The reversal of 10645245315247 is 74251354254601.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10645245315247 - 2⁷ = 10645245315119 is a prime.

It is a super-2 number, since 2×10645245315247² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10645245315247.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10645245315277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5322622657623 + 5322622657624.

It is an arithmetic number, because the mean of its divisors is an integer number (5322622657624).

Almost surely, 2^{10645245315247} is an apocalyptic number.

10645245315247 is a deficient number, since it is larger than the sum of its proper divisors (1).

10645245315247 is an equidigital number, since it uses as much as digits as its factorization.

10645245315247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032000, while the sum is 49.

Adding to 10645245315247 its reverse (74251354254601), we get a palindrome (84896599569848).

The spelling of 10645245315247 in words is "ten trillion, six hundred forty-five billion, two hundred forty-five million, three hundred fifteen thousand, two hundred forty-seven".