4001768018 has 16 divisors (see below), whose sum is σ = 6176175264. Its totient is φ = 1943473440.

The previous prime is 4001768003. The next prime is 4001768063. The reversal of 4001768018 is 8108671004.

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, 88880 + ... + 126107.

It is an arithmetic number, because the mean of its divisors is an integer number (386010954).

Almost surely, 2^4001768018 is an apocalyptic number.

4001768018 is a deficient number, since it is larger than the sum of its proper divisors (2174407246).

4001768018 is a wasteful number, since it uses less digits than its factorization.

4001768018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215257.

The product of its (nonzero) digits is 10752, while the sum is 35.

The square root of 4001768018 is about 63259.5290687498. The cubic root of 4001768018 is about 1587.6348969875.

The spelling of 4001768018 in words is "four billion, one million, seven hundred sixty-eight thousand, eighteen".