4542605515 has 12 divisors (see below), whose sum is σ = 6341106816. Its totient is φ = 3114929328.

The previous prime is 4542605453. The next prime is 4542605579. The reversal of 4542605515 is 5155062454.

4542605515 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4542605515 - 2²¹ = 4540508363 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9270379 + ... + 9270868.

It is an arithmetic number, because the mean of its divisors is an integer number (528425568).

Almost surely, 2^4542605515 is an apocalyptic number.

4542605515 is a deficient number, since it is larger than the sum of its proper divisors (1798501301).

4542605515 is a wasteful number, since it uses less digits than its factorization.

4542605515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18541266 (or 18541259 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 37.

The square root of 4542605515 is about 67398.8539590993. The cubic root of 4542605515 is about 1656.1576485067.

Adding to 4542605515 its reverse (5155062454), we get a palindrome (9697667969).

The spelling of 4542605515 in words is "four billion, five hundred forty-two million, six hundred five thousand, five hundred fifteen".