6534336899 has 2 divisors, whose sum is σ = 6534336900. Its totient is φ = 6534336898.

The previous prime is 6534336859. The next prime is 6534336923. The reversal of 6534336899 is 9986334356.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6534336899 - 2¹² = 6534332803 is a prime.

It is not a weakly prime, because it can be changed into another prime (6534336839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3267168449 + 3267168450.

It is an arithmetic number, because the mean of its divisors is an integer number (3267168450).

Almost surely, 2^6534336899 is an apocalyptic number.

6534336899 is a deficient number, since it is larger than the sum of its proper divisors (1).

6534336899 is an equidigital number, since it uses as much as digits as its factorization.

6534336899 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12597120, while the sum is 56.

The square root of 6534336899 is about 80835.2454007533. The cubic root of 6534336899 is about 1869.5360358676.

The spelling of 6534336899 in words is "six billion, five hundred thirty-four million, three hundred thirty-six thousand, eight hundred ninety-nine".