2144166562 has 16 divisors (see below), whose sum is σ = 3376820160. Its totient is φ = 1019663568.

The previous prime is 2144166529. The next prime is 2144166589. The reversal of 2144166562 is 2656614412.

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, 271998 + ... + 279769.

It is an arithmetic number, because the mean of its divisors is an integer number (211051260).

Almost surely, 2^2144166562 is an apocalyptic number.

2144166562 is a deficient number, since it is larger than the sum of its proper divisors (1232653598).

2144166562 is a wasteful number, since it uses less digits than its factorization.

2144166562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551865.

The product of its digits is 69120, while the sum is 37.

The square root of 2144166562 is about 46305.1461718889. The cubic root of 2144166562 is about 1289.4945362596.

The spelling of 2144166562 in words is "two billion, one hundred forty-four million, one hundred sixty-six thousand, five hundred sixty-two".