6651552799 has 2 divisors, whose sum is σ = 6651552800. Its totient is φ = 6651552798.

The previous prime is 6651552751. The next prime is 6651552823. The reversal of 6651552799 is 9972551566.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6651552799 - 2¹³ = 6651544607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6651552749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3325776399 + 3325776400.

It is an arithmetic number, because the mean of its divisors is an integer number (3325776400).

Almost surely, 2^6651552799 is an apocalyptic number.

6651552799 is a deficient number, since it is larger than the sum of its proper divisors (1).

6651552799 is an equidigital number, since it uses as much as digits as its factorization.

6651552799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5103000, while the sum is 55.

The square root of 6651552799 is about 81557.0524173109. The cubic root of 6651552799 is about 1880.6487122057.

The spelling of 6651552799 in words is "six billion, six hundred fifty-one million, five hundred fifty-two thousand, seven hundred ninety-nine".