6850444904 has 16 divisors (see below), whose sum is σ = 12909788100. Its totient is φ = 3407834752.

The previous prime is 6850444891. The next prime is 6850444907. The reversal of 6850444904 is 4094440586.

It can be written as a sum of positive squares in 2 ways, for example, as 6839620804 + 10824100 = 82702^2 + 3290^2 .

It is not an unprimeable number, because it can be changed into a prime (6850444907) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2171789 + ... + 2174940.

Almost surely, 2^6850444904 is an apocalyptic number.

It is an amenable number.

6850444904 is a deficient number, since it is larger than the sum of its proper divisors (6059343196).

6850444904 is a wasteful number, since it uses less digits than its factorization.

6850444904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4346932 (or 4346928 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 44.

The square root of 6850444904 is about 82767.4145059516. The cubic root of 6850444904 is about 1899.2097271159.

The spelling of 6850444904 in words is "six billion, eight hundred fifty million, four hundred forty-four thousand, nine hundred four".