2066332785 has 16 divisors (see below), whose sum is σ = 3606690240. Its totient is φ = 1001858240.

The previous prime is 2066332771. The next prime is 2066332787. The reversal of 2066332785 is 5872336602.

It is a happy number.

2066332785 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2066332785 - 2⁵ = 2066332753 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2066332787) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6261450 + ... + 6261779.

It is an arithmetic number, because the mean of its divisors is an integer number (225418140).

Almost surely, 2^2066332785 is an apocalyptic number.

It is an amenable number.

2066332785 is a deficient number, since it is larger than the sum of its proper divisors (1540357455).

2066332785 is a wasteful number, since it uses less digits than its factorization.

2066332785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12523248.

The product of its (nonzero) digits is 362880, while the sum is 42.

The square root of 2066332785 is about 45456.9332995529. The cubic root of 2066332785 is about 1273.6988463873.

The spelling of 2066332785 in words is "two billion, sixty-six million, three hundred thirty-two thousand, seven hundred eighty-five".