6777305317652 has 12 divisors (see below), whose sum is σ = 11860333431156. Its totient is φ = 3388638623040.

The previous prime is 6777305317649. The next prime is 6777305317711. The reversal of 6777305317652 is 2567135037776.

It can be written as a sum of positive squares in 2 ways, for example, as 3140671573636 + 3636633744016 = 1772194^2 + 1906996^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6777305317591 and 6777305317600.

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, 2382323 + ... + 4385210.

It is an arithmetic number, because the mean of its divisors is an integer number (988361119263).

Almost surely, 2^{6777305317652} is an apocalyptic number.

It is an amenable number.

6777305317652 is a deficient number, since it is larger than the sum of its proper divisors (5083028113504).

6777305317652 is a wasteful number, since it uses less digits than its factorization.

6777305317652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7017898 (or 7017896 counting only the distinct ones).

The product of its (nonzero) digits is 38896200, while the sum is 59.

The spelling of 6777305317652 in words is "six trillion, seven hundred seventy-seven billion, three hundred five million, three hundred seventeen thousand, six hundred fifty-two".