2544628368 has 160 divisors (see below), whose sum is σ = 7058762496. Its totient is φ = 788097024.

The previous prime is 2544628351. The next prime is 2544628399. The reversal of 2544628368 is 8638264452.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9186246 + ... + 9186522.

Almost surely, 2^2544628368 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 2544628368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3529381248).

2544628368 is an abundant number, since it is smaller than the sum of its proper divisors (4514134128).

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

2544628368 is a wasteful number, since it uses less digits than its factorization.

2544628368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521 (or 515 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 48.

The square root of 2544628368 is about 50444.3095700595. The cubic root of 2544628368 is about 1365.2372253373.

The spelling of 2544628368 in words is "two billion, five hundred forty-four million, six hundred twenty-eight thousand, three hundred sixty-eight".