2065937644 has 12 divisors (see below), whose sum is σ = 3616060000. Its totient is φ = 1032777648.

The previous prime is 2065937633. The next prime is 2065937651. The reversal of 2065937644 is 4467395602.

It is a junction number, because it is equal to n+sod(n) for n = 2065937594 and 2065937603.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21924 + ... + 67915.

Almost surely, 2^2065937644 is an apocalyptic number.

It is an amenable number.

2065937644 is a deficient number, since it is larger than the sum of its proper divisors (1550122356).

2065937644 is a wasteful number, since it uses less digits than its factorization.

2065937644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95592 (or 95590 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 46.

The square root of 2065937644 is about 45452.5867690718. The cubic root of 2065937644 is about 1273.6176521860.

The spelling of 2065937644 in words is "two billion, sixty-five million, nine hundred thirty-seven thousand, six hundred forty-four".