2544522221253 has 8 divisors (see below), whose sum is σ = 3392713168416. Its totient is φ = 1696339710800.

The previous prime is 2544522221251. The next prime is 2544522221261. The reversal of 2544522221253 is 3521222254452.

2544522221253 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 cyclic number.

It is not a de Polignac number, because 2544522221253 - 2¹ = 2544522221251 is a prime.

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, 1368258 + ... + 2638403.

It is an arithmetic number, because the mean of its divisors is an integer number (424089146052).

Almost surely, 2^{2544522221253} is an apocalyptic number.

It is an amenable number.

2544522221253 is a deficient number, since it is larger than the sum of its proper divisors (848190947163).

2544522221253 is a wasteful number, since it uses less digits than its factorization.

2544522221253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4218355.

The product of its digits is 384000, while the sum is 39.

The spelling of 2544522221253 in words is "two trillion, five hundred forty-four billion, five hundred twenty-two million, two hundred twenty-one thousand, two hundred fifty-three".