4818827105891 has 2 divisors, whose sum is σ = 4818827105892. Its totient is φ = 4818827105890.

The previous prime is 4818827105879. The next prime is 4818827105923. The reversal of 4818827105891 is 1985017288184.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4818827105891 is a prime.

It is not a weakly prime, because it can be changed into another prime (4818827107891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2409413552945 + 2409413552946.

It is an arithmetic number, because the mean of its divisors is an integer number (2409413552946).

Almost surely, 2^{4818827105891} is an apocalyptic number.

4818827105891 is a deficient number, since it is larger than the sum of its proper divisors (1).

4818827105891 is an equidigital number, since it uses as much as digits as its factorization.

4818827105891 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10321920, while the sum is 62.

The spelling of 4818827105891 in words is "four trillion, eight hundred eighteen billion, eight hundred twenty-seven million, one hundred five thousand, eight hundred ninety-one".