4518541768 has 16 divisors (see below), whose sum is σ = 9123978780. Its totient is φ = 2085480768.

The previous prime is 4518541759. The next prime is 4518541771. The reversal of 4518541768 is 8671458154.

It can be written as a sum of positive squares in 2 ways, for example, as 4459835524 + 58706244 = 66782^2 + 7662^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21723655 + ... + 21723862.

Almost surely, 2^4518541768 is an apocalyptic number.

It is an amenable number.

4518541768 is an abundant number, since it is smaller than the sum of its proper divisors (4605437012).

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

4518541768 is a wasteful number, since it uses less digits than its factorization.

4518541768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43447536 (or 43447532 counting only the distinct ones).

The product of its digits is 1075200, while the sum is 49.

The square root of 4518541768 is about 67220.0994346185. The cubic root of 4518541768 is about 1653.2280567649.

The spelling of 4518541768 in words is "four billion, five hundred eighteen million, five hundred forty-one thousand, seven hundred sixty-eight".