2508530044 has 48 divisors (see below), whose sum is σ = 4797112320. Its totient is φ = 1144624320.

The previous prime is 2508530027. The next prime is 2508530051. The reversal of 2508530044 is 4400358052.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 2508529988 and 2508530015.

It is a congruent number.

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, 146517 + ... + 162739.

It is an arithmetic number, because the mean of its divisors is an integer number (99939840).

Almost surely, 2^2508530044 is an apocalyptic number.

It is an amenable number.

2508530044 is a deficient number, since it is larger than the sum of its proper divisors (2288582276).

2508530044 is a wasteful number, since it uses less digits than its factorization.

2508530044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16330 (or 16328 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 2508530044 is about 50085.2278022173. The cubic root of 2508530044 is about 1358.7506627935.

Adding to 2508530044 its reverse (4400358052), we get a palindrome (6908888096).

The spelling of 2508530044 in words is "two billion, five hundred eight million, five hundred thirty thousand, forty-four".