4018043268 has 36 divisors (see below), whose sum is σ = 10431229900. Its totient is φ = 1303148736.

The previous prime is 4018043233. The next prime is 4018043273. The reversal of 4018043268 is 8623408104.

4018043268 is a `hidden beast` number, since 40 + 180 + 432 + 6 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3638261124 + 379782144 = 60318^2 + 19488^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×4018043268² = 32289343407040239648, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 1506943 + ... + 1509606.

Almost surely, 2^4018043268 is an apocalyptic number.

It is an amenable number.

4018043268 is an abundant number, since it is smaller than the sum of its proper divisors (6413186632).

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

4018043268 is a wasteful number, since it uses less digits than its factorization.

4018043268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3016596 (or 3016591 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The square root of 4018043268 is about 63388.0372625624. The cubic root of 4018043268 is about 1589.7842973080.

The spelling of 4018043268 in words is "four billion, eighteen million, forty-three thousand, two hundred sixty-eight".