6368199601 has 3 divisors (see below), whose sum is σ = 6368279403. Its totient is φ = 6368119800.

The previous prime is 6368199571. The next prime is 6368199613. The reversal of 6368199601 is 1069918636.

The square root of 6368199601 is 79801.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 1253089201 + 5115110400 = 35399^2 + 71520^2 .

It is not a de Polignac number, because 6368199601 - 2¹⁷ = 6368068529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6368194601) 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 in 2 ways as a sum of consecutive naturals, for example, 39901 + ... + 119701.

It is an arithmetic number, because the mean of its divisors is an integer number (2122759801).

Almost surely, 2^6368199601 is an apocalyptic number.

6368199601 is the 79801-st square number.

6368199601 is the 39901-st centered octagonal number.

It is an amenable number.

6368199601 is a deficient number, since it is larger than the sum of its proper divisors (79802).

6368199601 is an frugal number, since it uses more digits than its factorization.

6368199601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159602 (or 79801 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 49.

The cubic root of 6368199601 is about 1853.5553349697. Note that the first 3 decimals are identical.

Multiplying 6368199601 by its sum of digits (49), we get a square (312041780449 = 558607²).

The spelling of 6368199601 in words is "six billion, three hundred sixty-eight million, one hundred ninety-nine thousand, six hundred one".