6677845725 has 24 divisors (see below), whose sum is σ = 11051223232. Its totient is φ = 3558124800.

The previous prime is 6677845723. The next prime is 6677845739. The reversal of 6677845725 is 5275487766.

It is not a de Polignac number, because 6677845725 - 2¹ = 6677845723 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 (6677845721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37845 + ... + 121605.

Almost surely, 2^6677845725 is an apocalyptic number.

It is an amenable number.

6677845725 is a deficient number, since it is larger than the sum of its proper divisors (4373377507).

6677845725 is a wasteful number, since it uses less digits than its factorization.

6677845725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84837 (or 84832 counting only the distinct ones).

The product of its digits is 19756800, while the sum is 57.

The square root of 6677845725 is about 81718.0868902350. The cubic root of 6677845725 is about 1883.1234599626.

The spelling of 6677845725 in words is "six billion, six hundred seventy-seven million, eight hundred forty-five thousand, seven hundred twenty-five".