2543686424222 has 4 divisors (see below), whose sum is σ = 3815529636336. Its totient is φ = 1271843212110.

The previous prime is 2543686424129. The next prime is 2543686424317. The reversal of 2543686424222 is 2224246863452.

2543686424222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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, 635921606054 + ... + 635921606057.

It is an arithmetic number, because the mean of its divisors is an integer number (953882409084).

Almost surely, 2^{2543686424222} is an apocalyptic number.

2543686424222 is a deficient number, since it is larger than the sum of its proper divisors (1271843212114).

2543686424222 is a wasteful number, since it uses less digits than its factorization.

2543686424222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271843212113.

The product of its digits is 8847360, while the sum is 50.

The spelling of 2543686424222 in words is "two trillion, five hundred forty-three billion, six hundred eighty-six million, four hundred twenty-four thousand, two hundred twenty-two".