13044041028217 has 2 divisors, whose sum is σ = 13044041028218. Its totient is φ = 13044041028216.

The previous prime is 13044041028197. The next prime is 13044041028247. The reversal of 13044041028217 is 71282014044031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10215509061241 + 2828531966976 = 3196171^2 + 1681824^2 .

It is a cyclic number.

It is not a de Polignac number, because 13044041028217 - 2¹⁵ = 13044040995449 is a prime.

It is not a weakly prime, because it can be changed into another prime (13044041028247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6522020514108 + 6522020514109.

It is an arithmetic number, because the mean of its divisors is an integer number (6522020514109).

Almost surely, 2^{13044041028217} is an apocalyptic number.

It is an amenable number.

13044041028217 is a deficient number, since it is larger than the sum of its proper divisors (1).

13044041028217 is an equidigital number, since it uses as much as digits as its factorization.

13044041028217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43008, while the sum is 37.

The spelling of 13044041028217 in words is "thirteen trillion, forty-four billion, forty-one million, twenty-eight thousand, two hundred seventeen".