2543164166 has 8 divisors (see below), whose sum is σ = 3815013720. Its totient is φ = 1271492928.

The previous prime is 2543164157. The next prime is 2543164171. The reversal of 2543164166 is 6614613452.

2543164166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11 + ... + 71318.

It is an arithmetic number, because the mean of its divisors is an integer number (476876715).

Almost surely, 2^2543164166 is an apocalyptic number.

2543164166 is a deficient number, since it is larger than the sum of its proper divisors (1271849554).

2543164166 is a wasteful number, since it uses less digits than its factorization.

2543164166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89158.

The product of its digits is 103680, while the sum is 38.

The square root of 2543164166 is about 50429.7944275009. The cubic root of 2543164166 is about 1364.9753185123.

The spelling of 2543164166 in words is "two billion, five hundred forty-three million, one hundred sixty-four thousand, one hundred sixty-six".