8426018401 has 2 divisors, whose sum is σ = 8426018402. Its totient is φ = 8426018400.

The previous prime is 8426018383. The next prime is 8426018417. The reversal of 8426018401 is 1048106248.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5706291600 + 2719726801 = 75540^2 + 52151^2 .

It is a cyclic number.

It is not a de Polignac number, because 8426018401 - 2⁷ = 8426018273 is a prime.

It is not a weakly prime, because it can be changed into another prime (8426018101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4213009200 + 4213009201.

It is an arithmetic number, because the mean of its divisors is an integer number (4213009201).

Almost surely, 2^8426018401 is an apocalyptic number.

It is an amenable number.

8426018401 is a deficient number, since it is larger than the sum of its proper divisors (1).

8426018401 is an equidigital number, since it uses as much as digits as its factorization.

8426018401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12288, while the sum is 34.

The square root of 8426018401 is about 91793.3461695345. The cubic root of 8426018401 is about 2034.8893605370.

The spelling of 8426018401 in words is "eight billion, four hundred twenty-six million, eighteen thousand, four hundred one".