4066745942 has 16 divisors (see below), whose sum is σ = 6972430752. Its totient is φ = 1742674560.

The previous prime is 4066745927. The next prime is 4066745971. The reversal of 4066745942 is 2495476604.

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, 157592 + ... + 181572.

It is an arithmetic number, because the mean of its divisors is an integer number (435776922).

Almost surely, 2^4066745942 is an apocalyptic number.

4066745942 is a deficient number, since it is larger than the sum of its proper divisors (2905684810).

4066745942 is a wasteful number, since it uses less digits than its factorization.

4066745942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36103.

The product of its (nonzero) digits is 1451520, while the sum is 47.

The square root of 4066745942 is about 63771.0431308756. The cubic root of 4066745942 is about 1596.1817733284.

The spelling of 4066745942 in words is "four billion, sixty-six million, seven hundred forty-five thousand, nine hundred forty-two".