60606666 has 96 divisors (see below), whose sum is σ = 146931408. Its totient is φ = 17971200.

The previous prime is 60606653. The next prime is 60606677. The reversal of 60606666 is 66660606.

60606666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 60606225 + 441 = 7785^2 + 21^2 .

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

60606666 is a modest number, since divided by 6666 gives 6060 as remainder.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 60606666.

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 47 ways as a sum of consecutive naturals, for example, 600016 + ... + 600116.

Almost surely, 2^60606666 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 60606666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73465704).

60606666 is an abundant number, since it is smaller than the sum of its proper divisors (86324742).

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

60606666 is a wasteful number, since it uses less digits than its factorization.

60606666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216 (or 213 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 60606666 is about 7785.0283236479. The cubic root of 60606666 is about 392.8017958267.

The spelling of 60606666 in words is "sixty million, six hundred six thousand, six hundred sixty-six".