2066031613 has 8 divisors (see below), whose sum is σ = 2071544832. Its totient is φ = 2060527296.

The previous prime is 2066031589. The next prime is 2066031629. The reversal of 2066031613 is 3161306602.

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

It is a cyclic number.

It is not a de Polignac number, because 2066031613 - 2¹⁷ = 2065900541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2066031013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 767556 + ... + 770242.

It is an arithmetic number, because the mean of its divisors is an integer number (258943104).

Almost surely, 2^2066031613 is an apocalyptic number.

It is an amenable number.

2066031613 is a deficient number, since it is larger than the sum of its proper divisors (5513219).

2066031613 is an equidigital number, since it uses as much as digits as its factorization.

2066031613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4451.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 2066031613 is about 45453.6204608610. The cubic root of 2066031613 is about 1273.6369620238.

The spelling of 2066031613 in words is "two billion, sixty-six million, thirty-one thousand, six hundred thirteen".