6886725892 has 18 divisors (see below), whose sum is σ = 12072788574. Its totient is φ = 3437364960.

The previous prime is 6886725889. The next prime is 6886725947. The reversal of 6886725892 is 2985276886.

It can be written as a sum of positive squares in only one way, i.e., 6826725376 + 60000516 = 82624^2 + 7746^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6886725892.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5333767 + ... + 5335057.

Almost surely, 2^6886725892 is an apocalyptic number.

It is an amenable number.

6886725892 is a deficient number, since it is larger than the sum of its proper divisors (5186062682).

6886725892 is a wasteful number, since it uses less digits than its factorization.

6886725892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3619 (or 2326 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 61.

The square root of 6886725892 is about 82986.2994234591. The cubic root of 6886725892 is about 1902.5566590220.

The spelling of 6886725892 in words is "six billion, eight hundred eighty-six million, seven hundred twenty-five thousand, eight hundred ninety-two".