6776864264 has 8 divisors (see below), whose sum is σ = 12706620510. Its totient is φ = 3388432128.

The previous prime is 6776864249. The next prime is 6776864287. The reversal of 6776864264 is 4624686776.

It can be written as a sum of positive squares in only one way, i.e., 6297692164 + 479172100 = 79358^2 + 21890^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 423554009 + ... + 423554024.

Almost surely, 2^6776864264 is an apocalyptic number.

It is an amenable number.

6776864264 is a deficient number, since it is larger than the sum of its proper divisors (5929756246).

6776864264 is a wasteful number, since it uses less digits than its factorization.

6776864264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847108039 (or 847108035 counting only the distinct ones).

The product of its digits is 16257024, while the sum is 56.

The square root of 6776864264 is about 82321.7119841418. The cubic root of 6776864264 is about 1892.3854302840.

The spelling of 6776864264 in words is "six billion, seven hundred seventy-six million, eight hundred sixty-four thousand, two hundred sixty-four".