6518672704 has 14 divisors (see below), whose sum is σ = 12935491274. Its totient is φ = 3259336320.

The previous prime is 6518672701. The next prime is 6518672711. The reversal of 6518672704 is 4072768156.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5905615104 + 613057600 = 76848^2 + 24760^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6518672701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50927067 + ... + 50927194.

Almost surely, 2^6518672704 is an apocalyptic number.

6518672704 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

6518672704 is a deficient number, since it is larger than the sum of its proper divisors (6416818570).

6518672704 is a wasteful number, since it uses less digits than its factorization.

6518672704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101854273 (or 101854263 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 46.

The square root of 6518672704 is about 80738.2976288205. The cubic root of 6518672704 is about 1868.0409487452.

The spelling of 6518672704 in words is "six billion, five hundred eighteen million, six hundred seventy-two thousand, seven hundred four".