6599728801 has 2 divisors, whose sum is σ = 6599728802. Its totient is φ = 6599728800.

The previous prime is 6599728799. The next prime is 6599728871. The reversal of 6599728801 is 1088279956.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4206171025 + 2393557776 = 64855^2 + 48924^2 .

It is a cyclic number.

It is not a de Polignac number, because 6599728801 - 2¹ = 6599728799 is a prime.

Together with 6599728799, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (6599728871) 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, 3299864400 + 3299864401.

It is an arithmetic number, because the mean of its divisors is an integer number (3299864401).

Almost surely, 2^6599728801 is an apocalyptic number.

It is an amenable number.

6599728801 is a deficient number, since it is larger than the sum of its proper divisors (1).

6599728801 is an equidigital number, since it uses as much as digits as its factorization.

6599728801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2177280, while the sum is 55.

The square root of 6599728801 is about 81238.7149147499. The cubic root of 6599728801 is about 1875.7517626428.

The spelling of 6599728801 in words is "six billion, five hundred ninety-nine million, seven hundred twenty-eight thousand, eight hundred one".