6375609857 has 2 divisors, whose sum is σ = 6375609858. Its totient is φ = 6375609856.

The previous prime is 6375609829. The next prime is 6375609901. The reversal of 6375609857 is 7589065736.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3924270736 + 2451339121 = 62644^2 + 49511^2 .

It is a cyclic number.

It is not a de Polignac number, because 6375609857 - 2¹⁴ = 6375593473 is a prime.

It is not a weakly prime, because it can be changed into another prime (6375608857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3187804928 + 3187804929.

It is an arithmetic number, because the mean of its divisors is an integer number (3187804929).

Almost surely, 2^6375609857 is an apocalyptic number.

It is an amenable number.

6375609857 is a deficient number, since it is larger than the sum of its proper divisors (1).

6375609857 is an equidigital number, since it uses as much as digits as its factorization.

6375609857 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9525600, while the sum is 56.

The square root of 6375609857 is about 79847.4160946990. The cubic root of 6375609857 is about 1854.2740098550.

The spelling of 6375609857 in words is "six billion, three hundred seventy-five million, six hundred nine thousand, eight hundred fifty-seven".