6777868592356 has 27 divisors (see below), whose sum is σ = 12066262843971. Its totient is φ = 3331343732664.

The previous prime is 6777868592353. The next prime is 6777868592371. The reversal of 6777868592356 is 6532958687776.

The square root of 6777868592356 is 2603434.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6777868592353) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 307194181 + ... + 307216243.

Almost surely, 2^{6777868592356} is an apocalyptic number.

6777868592356 is the 2603434-th square number.

It is an amenable number.

6777868592356 is a deficient number, since it is larger than the sum of its proper divisors (5288394251615).

6777868592356 is an frugal number, since it uses more digits than its factorization.

6777868592356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44248 (or 22124 counting only the distinct ones).

The product of its digits is 6401203200, while the sum is 79.

The spelling of 6777868592356 in words is "six trillion, seven hundred seventy-seven billion, eight hundred sixty-eight million, five hundred ninety-two thousand, three hundred fifty-six".