2165600424191 has 2 divisors, whose sum is σ = 2165600424192. Its totient is φ = 2165600424190.

The previous prime is 2165600424173. The next prime is 2165600424287. The reversal of 2165600424191 is 1914240065612.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2165600424191 - 2¹⁰ = 2165600423167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2165600424391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1082800212095 + 1082800212096.

It is an arithmetic number, because the mean of its divisors is an integer number (1082800212096).

Almost surely, 2^{2165600424191} is an apocalyptic number.

2165600424191 is a deficient number, since it is larger than the sum of its proper divisors (1).

2165600424191 is an equidigital number, since it uses as much as digits as its factorization.

2165600424191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 41.

The spelling of 2165600424191 in words is "two trillion, one hundred sixty-five billion, six hundred million, four hundred twenty-four thousand, one hundred ninety-one".