6662743330 has 16 divisors (see below), whose sum is σ = 12406488120. Its totient is φ = 2573197312.

The previous prime is 6662743313. The next prime is 6662743369. The reversal of 6662743330 is 333472666.

It can be written as a sum of positive squares in 4 ways, for example, as 6273115209 + 389628121 = 79203^2 + 19739^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11487199 + ... + 11487778.

Almost surely, 2^6662743330 is an apocalyptic number.

6662743330 is a deficient number, since it is larger than the sum of its proper divisors (5743744790).

6662743330 is a wasteful number, since it uses less digits than its factorization.

6662743330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22975013.

The product of its (nonzero) digits is 326592, while the sum is 40.

The square root of 6662743330 is about 81625.6291246812. The cubic root of 6662743330 is about 1881.7027851979.

The spelling of 6662743330 in words is "six billion, six hundred sixty-two million, seven hundred forty-three thousand, three hundred thirty".