2065986444 has 24 divisors (see below), whose sum is σ = 4976140288. Its totient is φ = 666447120.

The previous prime is 2065986409. The next prime is 2065986457. The reversal of 2065986444 is 4446895602.

It is a junction number, because it is equal to n+sod(n) for n = 2065986393 and 2065986402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2776492 + ... + 2777235.

Almost surely, 2^2065986444 is an apocalyptic number.

It is an amenable number.

2065986444 is an abundant number, since it is smaller than the sum of its proper divisors (2910153844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2065986444 is a wasteful number, since it uses less digits than its factorization.

2065986444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5553765 (or 5553763 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 48.

The square root of 2065986444 is about 45453.1235890340. The cubic root of 2065986444 is about 1273.6276802479.

The spelling of 2065986444 in words is "two billion, sixty-five million, nine hundred eighty-six thousand, four hundred forty-four".