2513819044 has 81 divisors (see below), whose sum is σ = 5045702529. Its totient is φ = 1095013920.

The previous prime is 2513819039. The next prime is 2513819051. The reversal of 2513819044 is 4409183152.

The square root of 2513819044 is 50138.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1812204900 + 701614144 = 42570^2 + 26488^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2513818994 and 2513819012.

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 26 ways as a sum of consecutive naturals, for example, 47430522 + ... + 47430574.

Almost surely, 2^2513819044 is an apocalyptic number.

2513819044 is the 50138-th square number.

It is an amenable number.

2513819044 is an abundant number, since it is smaller than the sum of its proper divisors (2531883485).

2513819044 is a wasteful number, since it uses less digits than its factorization.

2513819044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218 (or 109 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 37.

The cubic root of 2513819044 is about 1359.7049251700.

The spelling of 2513819044 in words is "two billion, five hundred thirteen million, eight hundred nineteen thousand, forty-four".