3421110142666 has 16 divisors (see below), whose sum is σ = 5434313779656. Its totient is φ = 1609701323776.

The previous prime is 3421110142663. The next prime is 3421110142673. The reversal of 3421110142666 is 6662410111243.

It can be written as a sum of positive squares in 4 ways, for example, as 3321976471641 + 99133671025 = 1822629^2 + 314855^2 .

It is not an unprimeable number, because it can be changed into a prime (3421110142663) 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, 7038271 + ... + 7508626.

Almost surely, 2^{3421110142666} is an apocalyptic number.

3421110142666 is a deficient number, since it is larger than the sum of its proper divisors (2013203636990).

3421110142666 is a wasteful number, since it uses less digits than its factorization.

3421110142666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14553833.

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 3421110142666 in words is "three trillion, four hundred twenty-one billion, one hundred ten million, one hundred forty-two thousand, six hundred sixty-six".