442414011191 has 2 divisors, whose sum is σ = 442414011192. Its totient is φ = 442414011190.

The previous prime is 442414011187. The next prime is 442414011253. The reversal of 442414011191 is 191110414244.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 442414011191 - 2² = 442414011187 is a prime.

It is a super-2 number, since 2×442414011191² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (442414011121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221207005595 + 221207005596.

It is an arithmetic number, because the mean of its divisors is an integer number (221207005596).

Almost surely, 2^442414011191 is an apocalyptic number.

442414011191 is a deficient number, since it is larger than the sum of its proper divisors (1).

442414011191 is an equidigital number, since it uses as much as digits as its factorization.

442414011191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 32.

The spelling of 442414011191 in words is "four hundred forty-two billion, four hundred fourteen million, eleven thousand, one hundred ninety-one".