6426518201 has 2 divisors, whose sum is σ = 6426518202. Its totient is φ = 6426518200.

The previous prime is 6426518093. The next prime is 6426518239. The reversal of 6426518201 is 1028156246.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5738820025 + 687698176 = 75755^2 + 26224^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6426518201 is a prime.

It is not a weakly prime, because it can be changed into another prime (6426518401) 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, 3213259100 + 3213259101.

It is an arithmetic number, because the mean of its divisors is an integer number (3213259101).

Almost surely, 2^6426518201 is an apocalyptic number.

It is an amenable number.

6426518201 is a deficient number, since it is larger than the sum of its proper divisors (1).

6426518201 is an equidigital number, since it uses as much as digits as its factorization.

6426518201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 6426518201 is about 80165.5674276681. The cubic root of 6426518201 is about 1859.1963037386.

The spelling of 6426518201 in words is "six billion, four hundred twenty-six million, five hundred eighteen thousand, two hundred one".