6779715946911 has 12 divisors (see below), whose sum is σ = 9818097648840. Its totient is φ = 4508191578480.

The previous prime is 6779715946907. The next prime is 6779715946933. The reversal of 6779715946911 is 1196495179776.

6779715946911 is a `hidden beast` number, since 6 + 7 + 7 + 9 + 7 + 159 + 469 + 1 + 1 = 666.

It is not a de Polignac number, because 6779715946911 - 2² = 6779715946907 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6779715946911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6779715946901) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 968250705 + ... + 968257706.

It is an arithmetic number, because the mean of its divisors is an integer number (818174804070).

Almost surely, 2^{6779715946911} is an apocalyptic number.

6779715946911 is a deficient number, since it is larger than the sum of its proper divisors (3038381701929).

6779715946911 is a wasteful number, since it uses less digits than its factorization.

6779715946911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1936508806 (or 1936508803 counting only the distinct ones).

The product of its digits is 180033840, while the sum is 72.

The spelling of 6779715946911 in words is "six trillion, seven hundred seventy-nine billion, seven hundred fifteen million, nine hundred forty-six thousand, nine hundred eleven".