2060640445 has 16 divisors (see below), whose sum is σ = 2548638720. Its totient is φ = 1598249664.

The previous prime is 2060640391. The next prime is 2060640457. The reversal of 2060640445 is 5440460602.

It is a cyclic number.

It is not a de Polignac number, because 2060640445 - 2¹¹ = 2060638397 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32676 + ... + 72034.

It is an arithmetic number, because the mean of its divisors is an integer number (159289920).

Almost surely, 2^2060640445 is an apocalyptic number.

It is an amenable number.

2060640445 is a deficient number, since it is larger than the sum of its proper divisors (487998275).

2060640445 is a wasteful number, since it uses less digits than its factorization.

2060640445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39684.

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 2060640445 is about 45394.2776680057. The cubic root of 2060640445 is about 1272.5281742198.

The spelling of 2060640445 in words is "two billion, sixty million, six hundred forty thousand, four hundred forty-five".