66106014 has 32 divisors (see below), whose sum is σ = 144111744. Its totient is φ = 20093280.

The previous prime is 66105989. The next prime is 66106031. The reversal of 66106014 is 41060166.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1369 + ... + 11579.

It is an arithmetic number, because the mean of its divisors is an integer number (4503492).

Almost surely, 2^66106014 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 66106014, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72055872).

66106014 is an abundant number, since it is smaller than the sum of its proper divisors (78005730).

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

66106014 is a wasteful number, since it uses less digits than its factorization.

66106014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10312.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 66106014 is about 8130.5604972843. The cubic root of 66106014 is about 404.3402640992.

The spelling of 66106014 in words is "sixty-six million, one hundred six thousand, fourteen".