4066666741 has 4 divisors (see below), whose sum is σ = 4066867084. Its totient is φ = 4066466400.

The previous prime is 4066666711. The next prime is 4066666753. The reversal of 4066666741 is 1476666604.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1031758641 + 3034908100 = 32121^2 + 55090^2 .

It is a cyclic number.

It is not a de Polignac number, because 4066666741 - 2⁷ = 4066666613 is a prime.

It is a super-2 number, since 2×4066666741² = 33075556764711122162, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4066666691 and 4066666700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4066666711) 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, 65790 + ... + 111631.

It is an arithmetic number, because the mean of its divisors is an integer number (1016716771).

Almost surely, 2^4066666741 is an apocalyptic number.

It is an amenable number.

4066666741 is a deficient number, since it is larger than the sum of its proper divisors (200343).

4066666741 is a wasteful number, since it uses less digits than its factorization.

4066666741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200342.

The product of its (nonzero) digits is 870912, while the sum is 46.

The square root of 4066666741 is about 63770.4221485165. The cubic root of 4066666741 is about 1596.1714112342.

The spelling of 4066666741 in words is "four billion, sixty-six million, six hundred sixty-six thousand, seven hundred forty-one".