4206445642 has 16 divisors (see below), whose sum is σ = 7220825280. Its totient is φ = 1800318528.

The previous prime is 4206445637. The next prime is 4206445667. The reversal of 4206445642 is 2465446024.

4206445642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 192943 + ... + 213634.

It is an arithmetic number, because the mean of its divisors is an integer number (451301580).

Almost surely, 2^4206445642 is an apocalyptic number.

4206445642 is a deficient number, since it is larger than the sum of its proper divisors (3014379638).

4206445642 is a wasteful number, since it uses less digits than its factorization.

4206445642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407325.

The product of its (nonzero) digits is 184320, while the sum is 37.

The square root of 4206445642 is about 64857.1171268042. The cubic root of 4206445642 is about 1614.2535879275.

The spelling of 4206445642 in words is "four billion, two hundred six million, four hundred forty-five thousand, six hundred forty-two".