2065489694 has 32 divisors (see below), whose sum is σ = 3198424320. Its totient is φ = 1000066752.

The previous prime is 2065489691. The next prime is 2065489697. The reversal of 2065489694 is 4969845602.

It is an interprime number because it is at equal distance from previous prime (2065489691) and next prime (2065489697).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2065489691) 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, 1828922 + ... + 1830050.

It is an arithmetic number, because the mean of its divisors is an integer number (99950760).

Almost surely, 2^2065489694 is an apocalyptic number.

2065489694 is a deficient number, since it is larger than the sum of its proper divisors (1132934626).

2065489694 is a wasteful number, since it uses less digits than its factorization.

2065489694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1424.

The product of its (nonzero) digits is 3732480, while the sum is 53.

The square root of 2065489694 is about 45447.6588395926. The cubic root of 2065489694 is about 1273.5255941854.

The spelling of 2065489694 in words is "two billion, sixty-five million, four hundred eighty-nine thousand, six hundred ninety-four".