4027039966 has 16 divisors (see below), whose sum is σ = 6205644720. Its totient is φ = 1958523840.

The previous prime is 4027039921. The next prime is 4027039979. The reversal of 4027039966 is 6699307204.

It is a super-2 number, since 2×4027039966² = 32434101775522562312, which contains 22 as substring.

It is a congruent number.

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, 356221 + ... + 367351.

It is an arithmetic number, because the mean of its divisors is an integer number (387852795).

Almost surely, 2^4027039966 is an apocalyptic number.

4027039966 is a deficient number, since it is larger than the sum of its proper divisors (2178604754).

4027039966 is a wasteful number, since it uses less digits than its factorization.

4027039966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16059.

The product of its (nonzero) digits is 489888, while the sum is 46.

The square root of 4027039966 is about 63458.9628500183. The cubic root of 4027039966 is about 1590.9699612822.

The spelling of 4027039966 in words is "four billion, twenty-seven million, thirty-nine thousand, nine hundred sixty-six".