2160564446 has 4 divisors (see below), whose sum is σ = 3240846672. Its totient is φ = 1080282222.

The previous prime is 2160564433. The next prime is 2160564457. The reversal of 2160564446 is 6444650612.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 540141110 + ... + 540141113.

It is an arithmetic number, because the mean of its divisors is an integer number (810211668).

Almost surely, 2^2160564446 is an apocalyptic number.

2160564446 is a deficient number, since it is larger than the sum of its proper divisors (1080282226).

2160564446 is a wasteful number, since it uses less digits than its factorization.

2160564446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080282225.

The product of its (nonzero) digits is 138240, while the sum is 38.

The square root of 2160564446 is about 46481.8722299350. The cubic root of 2160564446 is about 1292.7734025499.

The spelling of 2160564446 in words is "two billion, one hundred sixty million, five hundred sixty-four thousand, four hundred forty-six".