4244406464191 has 2 divisors, whose sum is σ = 4244406464192. Its totient is φ = 4244406464190.

The previous prime is 4244406464159. The next prime is 4244406464219. The reversal of 4244406464191 is 1914646044424.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4244406464191 - 2⁵ = 4244406464159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4244406464131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2122203232095 + 2122203232096.

It is an arithmetic number, because the mean of its divisors is an integer number (2122203232096).

Almost surely, 2^{4244406464191} is an apocalyptic number.

4244406464191 is a deficient number, since it is larger than the sum of its proper divisors (1).

4244406464191 is an equidigital number, since it uses as much as digits as its factorization.

4244406464191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2654208, while the sum is 49.

The spelling of 4244406464191 in words is "four trillion, two hundred forty-four billion, four hundred six million, four hundred sixty-four thousand, one hundred ninety-one".