2516502541 has 16 divisors (see below), whose sum is σ = 2890540800. Its totient is φ = 2146129920.

The previous prime is 2516502539. The next prime is 2516502559. The reversal of 2516502541 is 1452056152.

It is a cyclic number.

It is not a de Polignac number, because 2516502541 - 2¹ = 2516502539 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2516502581) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1565160 + ... + 1566766.

It is an arithmetic number, because the mean of its divisors is an integer number (180658800).

Almost surely, 2^2516502541 is an apocalyptic number.

It is an amenable number.

2516502541 is a deficient number, since it is larger than the sum of its proper divisors (374038259).

2516502541 is a wasteful number, since it uses less digits than its factorization.

2516502541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2604.

The product of its (nonzero) digits is 12000, while the sum is 31.

The square root of 2516502541 is about 50164.7539712894. The cubic root of 2516502541 is about 1360.1885805756.

Adding to 2516502541 its reverse (1452056152), we get a palindrome (3968558693).

The spelling of 2516502541 in words is "two billion, five hundred sixteen million, five hundred two thousand, five hundred forty-one".