4540816515 has 32 divisors (see below), whose sum is σ = 7705506816. Its totient is φ = 2278488960.

The previous prime is 4540816457. The next prime is 4540816523. The reversal of 4540816515 is 5156180454.

It is not a de Polignac number, because 4540816515 - 2³¹ = 2393332867 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 86839 + ... + 128928.

It is an arithmetic number, because the mean of its divisors is an integer number (240797088).

Almost surely, 2^4540816515 is an apocalyptic number.

4540816515 is a deficient number, since it is larger than the sum of its proper divisors (3164690301).

4540816515 is a wasteful number, since it uses less digits than its factorization.

4540816515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215859.

The product of its (nonzero) digits is 96000, while the sum is 39.

The square root of 4540816515 is about 67385.5809131301. The cubic root of 4540816515 is about 1655.9402068454.

Adding to 4540816515 its reverse (5156180454), we get a palindrome (9696996969).

The spelling of 4540816515 in words is "four billion, five hundred forty million, eight hundred sixteen thousand, five hundred fifteen".