3342666643 has 4 divisors (see below), whose sum is σ = 3457931040. Its totient is φ = 3227402248.

The previous prime is 3342666641. The next prime is 3342666661. The reversal of 3342666643 is 3466662433.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3466662433 = 13 ⋅266666341.

It is a cyclic number.

It is not a de Polignac number, because 3342666643 - 2¹ = 3342666641 is a prime.

It is a super-2 number, since 2×3342666643² = 22346840572449778898, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3342666643.

It is not an unprimeable number, because it can be changed into a prime (3342666641) 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, 57632155 + ... + 57632212.

It is an arithmetic number, because the mean of its divisors is an integer number (864482760).

Almost surely, 2^3342666643 is an apocalyptic number.

3342666643 is a deficient number, since it is larger than the sum of its proper divisors (115264397).

3342666643 is a wasteful number, since it uses less digits than its factorization.

3342666643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115264396.

The product of its digits is 1119744, while the sum is 43.

The square root of 3342666643 is about 57815.7992507238. The cubic root of 3342666643 is about 1495.1944942203.

The spelling of 3342666643 in words is "three billion, three hundred forty-two million, six hundred sixty-six thousand, six hundred forty-three".