6404850601 has 2 divisors, whose sum is σ = 6404850602. Its totient is φ = 6404850600.

The previous prime is 6404850587. The next prime is 6404850653. The reversal of 6404850601 is 1060584046.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6403840576 + 1010025 = 80024^2 + 1005^2 .

It is a cyclic number.

It is not a de Polignac number, because 6404850601 - 2¹¹ = 6404848553 is a prime.

It is a super-2 number, since 2×6404850601² = 82044222442260122402, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6404850901) 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, 3202425300 + 3202425301.

It is an arithmetic number, because the mean of its divisors is an integer number (3202425301).

Almost surely, 2^6404850601 is an apocalyptic number.

It is an amenable number.

6404850601 is a deficient number, since it is larger than the sum of its proper divisors (1).

6404850601 is an equidigital number, since it uses as much as digits as its factorization.

6404850601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 6404850601 is about 80030.3105142046. The cubic root of 6404850601 is about 1857.1044669841.

The spelling of 6404850601 in words is "six billion, four hundred four million, eight hundred fifty thousand, six hundred one".