2544213536 has 48 divisors (see below), whose sum is σ = 5176249344. Its totient is φ = 1230038784.

The previous prime is 2544213527. The next prime is 2544213547. The reversal of 2544213536 is 6353124452.

It is a junction number, because it is equal to n+sod(n) for n = 2544213496 and 2544213505.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186401 + ... + 199583.

It is an arithmetic number, because the mean of its divisors is an integer number (107838528).

Almost surely, 2^2544213536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2544213536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2588124672).

2544213536 is an abundant number, since it is smaller than the sum of its proper divisors (2632035808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2544213536 is a wasteful number, since it uses less digits than its factorization.

2544213536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13393 (or 13385 counting only the distinct ones).

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

The square root of 2544213536 is about 50440.1976205486. The cubic root of 2544213536 is about 1365.1630331193.

Adding to 2544213536 its reverse (6353124452), we get a palindrome (8897337988).

The spelling of 2544213536 in words is "two billion, five hundred forty-four million, two hundred thirteen thousand, five hundred thirty-six".