2516502545 has 16 divisors (see below), whose sum is σ = 3091851840. Its totient is φ = 1965225024.

The previous prime is 2516502539. The next prime is 2516502559. The reversal of 2516502545 is 5452056152.

2516502545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2516502545 - 2¹⁰ = 2516501521 is a prime.

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, 647147 + ... + 651023.

It is an arithmetic number, because the mean of its divisors is an integer number (193240740).

Almost surely, 2^2516502545 is an apocalyptic number.

It is an amenable number.

2516502545 is a deficient number, since it is larger than the sum of its proper divisors (575349295).

2516502545 is a wasteful number, since it uses less digits than its factorization.

2516502545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6944.

The product of its (nonzero) digits is 60000, while the sum is 35.

The square root of 2516502545 is about 50164.7540111581. The cubic root of 2516502545 is about 1360.1885812963.

Adding to 2516502545 its reverse (5452056152), we get a palindrome (7968558697).

The spelling of 2516502545 in words is "two billion, five hundred sixteen million, five hundred two thousand, five hundred forty-five".