2645010566 has 16 divisors (see below), whose sum is σ = 4334616720. Its totient is φ = 1200494880.

The previous prime is 2645010553. The next prime is 2645010607. The reversal of 2645010566 is 6650105462.

2645010566 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 73901 + ... + 103688.

It is an arithmetic number, because the mean of its divisors is an integer number (270913545).

Almost surely, 2^2645010566 is an apocalyptic number.

2645010566 is a deficient number, since it is larger than the sum of its proper divisors (1689606154).

2645010566 is a wasteful number, since it uses less digits than its factorization.

2645010566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178279.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 2645010566 is about 51429.6662054111. Note that the first 3 decimals coincide. The cubic root of 2645010566 is about 1382.9584654279.

The spelling of 2645010566 in words is "two billion, six hundred forty-five million, ten thousand, five hundred sixty-six".