2545632544 has 96 divisors (see below), whose sum is σ = 6192063360. Its totient is φ = 1003180032.

The previous prime is 2545632533. The next prime is 2545632587. The reversal of 2545632544 is 4452365452.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2545632497 and 2545632506.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 822552 + ... + 825640.

It is an arithmetic number, because the mean of its divisors is an integer number (64500660).

Almost surely, 2^2545632544 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 2545632544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3096031680).

2545632544 is an abundant number, since it is smaller than the sum of its proper divisors (3646430816).

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

2545632544 is a wasteful number, since it uses less digits than its factorization.

2545632544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3402 (or 3394 counting only the distinct ones).

The product of its digits is 576000, while the sum is 40.

The square root of 2545632544 is about 50454.2619012507. The cubic root of 2545632544 is about 1365.4167876625.

Adding to 2545632544 its reverse (4452365452), we get a palindrome (6997997996).

The spelling of 2545632544 in words is "two billion, five hundred forty-five million, six hundred thirty-two thousand, five hundred forty-four".