2544522221254 has 16 divisors (see below), whose sum is σ = 4205972331792. Its totient is φ = 1147083362208.

The previous prime is 2544522221251. The next prime is 2544522221261. The reversal of 2544522221254 is 4521222254452.

2544522221254 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2544522221251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1137978409 + ... + 1137980644.

It is an arithmetic number, because the mean of its divisors is an integer number (262873270737).

Almost surely, 2^{2544522221254} is an apocalyptic number.

2544522221254 is a deficient number, since it is larger than the sum of its proper divisors (1661450110538).

2544522221254 is a wasteful number, since it uses less digits than its factorization.

2544522221254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2275959111.

The product of its digits is 512000, while the sum is 40.

The spelling of 2544522221254 in words is "two trillion, five hundred forty-four billion, five hundred twenty-two million, two hundred twenty-one thousand, two hundred fifty-four".