6844661608 has 16 divisors (see below), whose sum is σ = 12889786500. Its totient is φ = 3407385216.

The previous prime is 6844661599. The next prime is 6844661617. The reversal of 6844661608 is 8061664486.

It is an interprime number because it is at equal distance from previous prime (6844661599) and next prime (6844661617).

It can be written as a sum of positive squares in 2 ways, for example, as 6479928004 + 364733604 = 80498^2 + 19098^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1866253 + ... + 1869916.

Almost surely, 2^6844661608 is an apocalyptic number.

It is an amenable number.

6844661608 is a deficient number, since it is larger than the sum of its proper divisors (6045124892).

6844661608 is a wasteful number, since it uses less digits than its factorization.

6844661608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3736404 (or 3736400 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 49.

The square root of 6844661608 is about 82732.4700948787. The cubic root of 6844661608 is about 1898.6751251296.

The spelling of 6844661608 in words is "six billion, eight hundred forty-four million, six hundred sixty-one thousand, six hundred eight".