6782763956 has 12 divisors (see below), whose sum is σ = 11870516868. Its totient is φ = 3391187712.

The previous prime is 6782763943. The next prime is 6782764003. The reversal of 6782763956 is 6593672876.

It can be written as a sum of positive squares in 2 ways, for example, as 5763239056 + 1019524900 = 75916^2 + 31930^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6782763895 and 6782763904.

It is a congruent number.

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, 54110 + ... + 128426.

It is an arithmetic number, because the mean of its divisors is an integer number (989209739).

Almost surely, 2^6782763956 is an apocalyptic number.

It is an amenable number.

6782763956 is a deficient number, since it is larger than the sum of its proper divisors (5087752912).

6782763956 is a wasteful number, since it uses less digits than its factorization.

6782763956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97138 (or 97136 counting only the distinct ones).

The product of its digits is 22861440, while the sum is 59.

The square root of 6782763956 is about 82357.5373356926. The cubic root of 6782763956 is about 1892.9344183565.

The spelling of 6782763956 in words is "six billion, seven hundred eighty-two million, seven hundred sixty-three thousand, nine hundred fifty-six".