2543522606 has 8 divisors (see below), whose sum is σ = 3831248160. Its totient is φ = 1266439888.

The previous prime is 2543522581. The next prime is 2543522621. The reversal of 2543522606 is 6062253452.

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 pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2660111 + ... + 2661066.

It is an arithmetic number, because the mean of its divisors is an integer number (478906020).

Almost surely, 2^2543522606 is an apocalyptic number.

2543522606 is a deficient number, since it is larger than the sum of its proper divisors (1287725554).

2543522606 is a wasteful number, since it uses less digits than its factorization.

2543522606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5321418.

The product of its (nonzero) digits is 86400, while the sum is 35.

The square root of 2543522606 is about 50433.3481537762. The cubic root of 2543522606 is about 1365.0394431929.

The spelling of 2543522606 in words is "two billion, five hundred forty-three million, five hundred twenty-two thousand, six hundred six".