7666734441 has 8 divisors (see below), whose sum is σ = 10760329120. Its totient is φ = 4842148032.

The previous prime is 7666734401. The next prime is 7666734473. The reversal of 7666734441 is 1444376667.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 7666734441 - 2¹⁵ = 7666701673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7666734401) 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 7 ways as a sum of consecutive naturals, for example, 67252000 + ... + 67252113.

It is an arithmetic number, because the mean of its divisors is an integer number (1345041140).

Almost surely, 2^7666734441 is an apocalyptic number.

It is an amenable number.

7666734441 is a deficient number, since it is larger than the sum of its proper divisors (3093594679).

7666734441 is a wasteful number, since it uses less digits than its factorization.

7666734441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134504135.

The product of its digits is 2032128, while the sum is 48.

The square root of 7666734441 is about 87559.8905949522. The cubic root of 7666734441 is about 1971.8330436198.

The spelling of 7666734441 in words is "seven billion, six hundred sixty-six million, seven hundred thirty-four thousand, four hundred forty-one".