6766018444 has 12 divisors (see below), whose sum is σ = 11866444744. Its totient is φ = 3375605664.

The previous prime is 6766018421. The next prime is 6766018447. The reversal of 6766018444 is 4448106676.

It is a super-2 number, since 2×6766018444² = 91558011169096362272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6766018394 and 6766018403.

It is not an unprimeable number, because it can be changed into a prime (6766018447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1848834 + ... + 1852489.

Almost surely, 2^6766018444 is an apocalyptic number.

It is an amenable number.

6766018444 is a deficient number, since it is larger than the sum of its proper divisors (5100426300).

6766018444 is a wasteful number, since it uses less digits than its factorization.

6766018444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3701784 (or 3701782 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 46.

The square root of 6766018444 is about 82255.8110044512. The cubic root of 6766018444 is about 1891.3753549284.

The spelling of 6766018444 in words is "six billion, seven hundred sixty-six million, eighteen thousand, four hundred forty-four".