6390575801 has 2 divisors, whose sum is σ = 6390575802. Its totient is φ = 6390575800.

The previous prime is 6390575743. The next prime is 6390575813. The reversal of 6390575801 is 1085750936.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5709313600 + 681262201 = 75560^2 + 26101^2 .

It is a cyclic number.

It is not a de Polignac number, because 6390575801 - 2¹⁰ = 6390574777 is a prime.

It is not a weakly prime, because it can be changed into another prime (6390575831) 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, 3195287900 + 3195287901.

It is an arithmetic number, because the mean of its divisors is an integer number (3195287901).

Almost surely, 2^6390575801 is an apocalyptic number.

It is an amenable number.

6390575801 is a deficient number, since it is larger than the sum of its proper divisors (1).

6390575801 is an equidigital number, since it uses as much as digits as its factorization.

6390575801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 226800, while the sum is 44.

The square root of 6390575801 is about 79941.0770567923. The cubic root of 6390575801 is about 1855.7237679133.

The spelling of 6390575801 in words is "six billion, three hundred ninety million, five hundred seventy-five thousand, eight hundred one".