6852066637 has 6 divisors (see below), whose sum is σ = 7419693642. Its totient is φ = 6324984432.

The previous prime is 6852066623. The next prime is 6852066677. The reversal of 6852066637 is 7366602586.

It can be written as a sum of positive squares in 3 ways, for example, as 954748201 + 5897318436 = 30899^2 + 76794^2 .

It is a de Polignac number, because none of the positive numbers 2^k-6852066637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6852066677) 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 5 ways as a sum of consecutive naturals, for example, 20272218 + ... + 20272555.

It is an arithmetic number, because the mean of its divisors is an integer number (1236615607).

Almost surely, 2^6852066637 is an apocalyptic number.

It is an amenable number.

6852066637 is a deficient number, since it is larger than the sum of its proper divisors (567627005).

6852066637 is a wasteful number, since it uses less digits than its factorization.

6852066637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40544799 (or 40544786 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 49.

The square root of 6852066637 is about 82777.2108554039. The cubic root of 6852066637 is about 1899.3595844423.

The spelling of 6852066637 in words is "six billion, eight hundred fifty-two million, sixty-six thousand, six hundred thirty-seven".