5144756844 has 144 divisors (see below), whose sum is σ = 13180527360. Its totient is φ = 1560504960.

The previous prime is 5144756839. The next prime is 5144756893. The reversal of 5144756844 is 4486574415.

It is a junction number, because it is equal to n+sod(n) for n = 5144756793 and 5144756802.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13225402 + ... + 13225790.

It is an arithmetic number, because the mean of its divisors is an integer number (91531440).

Almost surely, 2^5144756844 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 5144756844, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6590263680).

5144756844 is an abundant number, since it is smaller than the sum of its proper divisors (8035770516).

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

5144756844 is a wasteful number, since it uses less digits than its factorization.

5144756844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548 (or 527 counting only the distinct ones).

The product of its digits is 2150400, while the sum is 48.

The square root of 5144756844 is about 71726.9603705608. The cubic root of 5144756844 is about 1726.3212554912.

The spelling of 5144756844 in words is "five billion, one hundred forty-four million, seven hundred fifty-six thousand, eight hundred forty-four".