2066854593 has 8 divisors (see below), whose sum is σ = 2757612256. Its totient is φ = 1377000000.

The previous prime is 2066854579. The next prime is 2066854619. The reversal of 2066854593 is 3954586602.

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

It is not a de Polignac number, because 2066854593 - 2⁶ = 2066854529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2066854393) 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, 220408 + ... + 229593.

It is an arithmetic number, because the mean of its divisors is an integer number (344701532).

Almost surely, 2^2066854593 is an apocalyptic number.

It is an amenable number.

2066854593 is a deficient number, since it is larger than the sum of its proper divisors (690757663).

2066854593 is a wasteful number, since it uses less digits than its factorization.

2066854593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451535.

The product of its (nonzero) digits is 1555200, while the sum is 48.

The square root of 2066854593 is about 45462.6725237309. The cubic root of 2066854593 is about 1273.8060524667.

The spelling of 2066854593 in words is "two billion, sixty-six million, eight hundred fifty-four thousand, five hundred ninety-three".