3553212666 has 8 divisors (see below), whose sum is σ = 7106425344. Its totient is φ = 1184404220.

The previous prime is 3553212587. The next prime is 3553212701. The reversal of 3553212666 is 6662123553.

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

3553212666 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 296101050 + ... + 296101061.

It is an arithmetic number, because the mean of its divisors is an integer number (888303168).

Almost surely, 2^3553212666 is an apocalyptic number.

3553212666 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3553212666 is a wasteful number, since it uses less digits than its factorization.

3553212666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592202116.

The product of its digits is 194400, while the sum is 39.

The square root of 3553212666 is about 59608.8304364379. The cubic root of 3553212666 is about 1525.9503406958.

The spelling of 3553212666 in words is "three billion, five hundred fifty-three million, two hundred twelve thousand, six hundred sixty-six".