2516052500 has 60 divisors (see below), whose sum is σ = 5925418884. Its totient is φ = 928992000.

The previous prime is 2516052493. The next prime is 2516052563. The reversal of 2516052500 is 52506152.

It can be written as a sum of positive squares in 10 ways, for example, as 2301312784 + 214739716 = 47972^2 + 14654^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 2516052500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6209 + ... + 71208.

Almost surely, 2^2516052500 is an apocalyptic number.

2516052500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2516052500 is an abundant number, since it is smaller than the sum of its proper divisors (3409366384).

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

2516052500 is a wasteful number, since it uses less digits than its factorization.

2516052500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77454 (or 77437 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 2516052500 is about 50160.2681412291. The cubic root of 2516052500 is about 1360.1074922246.

Adding to 2516052500 its reverse (52506152), we get a palindrome (2568558652).

The spelling of 2516052500 in words is "two billion, five hundred sixteen million, fifty-two thousand, five hundred".