6329999801 has 2 divisors, whose sum is σ = 6329999802. Its totient is φ = 6329999800.

The previous prime is 6329999791. The next prime is 6329999807. The reversal of 6329999801 is 1089999236.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5151794176 + 1178205625 = 71776^2 + 34325^2 .

It is a cyclic number.

It is not a de Polignac number, because 6329999801 - 2¹⁸ = 6329737657 is a prime.

It is not a weakly prime, because it can be changed into another prime (6329999807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3164999900 + 3164999901.

It is an arithmetic number, because the mean of its divisors is an integer number (3164999901).

Almost surely, 2^6329999801 is an apocalyptic number.

It is an amenable number.

6329999801 is a deficient number, since it is larger than the sum of its proper divisors (1).

6329999801 is an equidigital number, since it uses as much as digits as its factorization.

6329999801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1889568, while the sum is 56.

The square root of 6329999801 is about 79561.2958730563. The cubic root of 6329999801 is about 1849.8417006991.

The spelling of 6329999801 in words is "six billion, three hundred twenty-nine million, nine hundred ninety-nine thousand, eight hundred one".