6526326641 has 2 divisors, whose sum is σ = 6526326642. Its totient is φ = 6526326640.

The previous prime is 6526326623. The next prime is 6526326643. The reversal of 6526326641 is 1466236256.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3968496016 + 2557830625 = 62996^2 + 50575^2 .

It is a cyclic number.

It is not a de Polignac number, because 6526326641 - 2³⁰ = 5452584817 is a prime.

Together with 6526326643, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6526326643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3263163320 + 3263163321.

It is an arithmetic number, because the mean of its divisors is an integer number (3263163321).

Almost surely, 2^6526326641 is an apocalyptic number.

It is an amenable number.

6526326641 is a deficient number, since it is larger than the sum of its proper divisors (1).

6526326641 is an equidigital number, since it uses as much as digits as its factorization.

6526326641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 311040, while the sum is 41.

The square root of 6526326641 is about 80785.6833913039. The cubic root of 6526326641 is about 1868.7717864509.

The spelling of 6526326641 in words is "six billion, five hundred twenty-six million, three hundred twenty-six thousand, six hundred forty-one".