66010285 has 8 divisors (see below), whose sum is σ = 86413536. Its totient is φ = 48007440.

The previous prime is 66010283. The next prime is 66010297. The reversal of 66010285 is 58201066.

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

It is not a de Polignac number, because 66010285 - 2¹ = 66010283 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66010283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 600039 + ... + 600148.

It is an arithmetic number, because the mean of its divisors is an integer number (10801692).

Almost surely, 2^66010285 is an apocalyptic number.

It is an amenable number.

66010285 is a deficient number, since it is larger than the sum of its proper divisors (20403251).

66010285 is a wasteful number, since it uses less digits than its factorization.

66010285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1200203.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 66010285 is about 8124.6713779697. The cubic root of 66010285 is about 404.1449929687.

The spelling of 66010285 in words is "sixty-six million, ten thousand, two hundred eighty-five".