2645306032 has 20 divisors (see below), whose sum is σ = 5127719176. Its totient is φ = 1322023680.

The previous prime is 2645306017. The next prime is 2645306039. The reversal of 2645306032 is 2306035462.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2645305985 and 2645306003.

It is not an unprimeable number, because it can be changed into a prime (2645306039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3678 + ... + 72829.

Almost surely, 2^2645306032 is an apocalyptic number.

It is an amenable number.

2645306032 is a deficient number, since it is larger than the sum of its proper divisors (2482413144).

2645306032 is a wasteful number, since it uses less digits than its factorization.

2645306032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78676 (or 78670 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 31.

The square root of 2645306032 is about 51432.5386501580. The cubic root of 2645306032 is about 1383.0099588570.

The spelling of 2645306032 in words is "two billion, six hundred forty-five million, three hundred six thousand, thirty-two".