4468840838191 has 2 divisors, whose sum is σ = 4468840838192. Its totient is φ = 4468840838190.

The previous prime is 4468840838149. The next prime is 4468840838197. The reversal of 4468840838191 is 1918380488644.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4468840838191 - 2¹⁵ = 4468840805423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4468840838197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2234420419095 + 2234420419096.

It is an arithmetic number, because the mean of its divisors is an integer number (2234420419096).

Almost surely, 2^{4468840838191} is an apocalyptic number.

4468840838191 is a deficient number, since it is larger than the sum of its proper divisors (1).

4468840838191 is an equidigital number, since it uses as much as digits as its factorization.

4468840838191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42467328, while the sum is 64.

The spelling of 4468840838191 in words is "four trillion, four hundred sixty-eight billion, eight hundred forty million, eight hundred thirty-eight thousand, one hundred ninety-one".