2645822824 has 16 divisors (see below), whose sum is σ = 5081916420. Its totient is φ = 1290645120.

The previous prime is 2645822821. The next prime is 2645822867. The reversal of 2645822824 is 4282285462.

It can be written as a sum of positive squares in 2 ways, for example, as 2645044900 + 777924 = 51430^2 + 882^2 .

It is not an unprimeable number, because it can be changed into a prime (2645822821) 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, 4032939 + ... + 4033594.

Almost surely, 2^2645822824 is an apocalyptic number.

It is an amenable number.

2645822824 is a deficient number, since it is larger than the sum of its proper divisors (2436093596).

2645822824 is a wasteful number, since it uses less digits than its factorization.

2645822824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8066580 (or 8066576 counting only the distinct ones).

The product of its digits is 491520, while the sum is 43.

The square root of 2645822824 is about 51437.5623839233. The cubic root of 2645822824 is about 1383.1000154749.

The spelling of 2645822824 in words is "two billion, six hundred forty-five million, eight hundred twenty-two thousand, eight hundred twenty-four".