4515605988 has 24 divisors (see below), whose sum is σ = 10545134208. Its totient is φ = 1503956256.

The previous prime is 4515605959. The next prime is 4515605993. The reversal of 4515605988 is 8895065154.

It is a super-2 number, since 2×4515605988² = 40781394877722912288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4515605988.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140556 + ... + 169667.

It is an arithmetic number, because the mean of its divisors is an integer number (439380592).

Almost surely, 2^4515605988 is an apocalyptic number.

It is an amenable number.

4515605988 is an abundant number, since it is smaller than the sum of its proper divisors (6029528220).

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

4515605988 is a wasteful number, since it uses less digits than its factorization.

4515605988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311443 (or 311441 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 51.

The square root of 4515605988 is about 67198.2588167283. The cubic root of 4515605988 is about 1652.8699349318.

The spelling of 4515605988 in words is "four billion, five hundred fifteen million, six hundred five thousand, nine hundred eighty-eight".