10845544817 has 2 divisors, whose sum is σ = 10845544818. Its totient is φ = 10845544816.

The previous prime is 10845544789. The next prime is 10845544823. The reversal of 10845544817 is 71844554801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8805757921 + 2039786896 = 93839^2 + 45164^2 .

It is a cyclic number.

It is not a de Polignac number, because 10845544817 - 2¹² = 10845540721 is a prime.

It is not a weakly prime, because it can be changed into another prime (10845544117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5422772408 + 5422772409.

It is an arithmetic number, because the mean of its divisors is an integer number (5422772409).

Almost surely, 2^10845544817 is an apocalyptic number.

It is an amenable number.

10845544817 is a deficient number, since it is larger than the sum of its proper divisors (1).

10845544817 is an equidigital number, since it uses as much as digits as its factorization.

10845544817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 716800, while the sum is 47.

The spelling of 10845544817 in words is "ten billion, eight hundred forty-five million, five hundred forty-four thousand, eight hundred seventeen".