10645241445257 has 2 divisors, whose sum is σ = 10645241445258. Its totient is φ = 10645241445256.

The previous prime is 10645241445211. The next prime is 10645241445259. The reversal of 10645241445257 is 75254414254601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9641590118281 + 1003651326976 = 3105091^2 + 1001824^2 .

It is a cyclic number.

It is not a de Polignac number, because 10645241445257 - 2⁶ = 10645241445193 is a prime.

It is a super-2 number, since 2×10645241445257² (a number of 27 digits) contains 22 as substring.

Together with 10645241445259, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10645241445259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5322620722628 + 5322620722629.

It is an arithmetic number, because the mean of its divisors is an integer number (5322620722629).

Almost surely, 2^{10645241445257} is an apocalyptic number.

It is an amenable number.

10645241445257 is a deficient number, since it is larger than the sum of its proper divisors (1).

10645241445257 is an equidigital number, since it uses as much as digits as its factorization.

10645241445257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376000, while the sum is 50.

Adding to 10645241445257 its reverse (75254414254601), we get a palindrome (85899655699858).

The spelling of 10645241445257 in words is "ten trillion, six hundred forty-five billion, two hundred forty-one million, four hundred forty-five thousand, two hundred fifty-seven".