2531512050 has 48 divisors (see below), whose sum is σ = 6281612832. Its totient is φ = 674697600.

The previous prime is 2531512021. The next prime is 2531512091. The reversal of 2531512050 is 502151352.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2531512050.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 366630 + ... + 373470.

It is an arithmetic number, because the mean of its divisors is an integer number (130866934).

Almost surely, 2^2531512050 is an apocalyptic number.

2531512050 is an abundant number, since it is smaller than the sum of its proper divisors (3750100782).

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

2531512050 is a wasteful number, since it uses less digits than its factorization.

2531512050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9323 (or 9318 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 2531512050 is about 50314.1337001841. The cubic root of 2531512050 is about 1362.8874727742.

It can be divided in two parts, 25315120 and 50, that added together give a triangular number (25315170 = T₇₁₁₅).

The spelling of 2531512050 in words is "two billion, five hundred thirty-one million, five hundred twelve thousand, fifty".