4066426420 has 24 divisors (see below), whose sum is σ = 9759423744. Its totient is φ = 1394203296.

The previous prime is 4066426411. The next prime is 4066426433. The reversal of 4066426420 is 246246604.

4066426420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 14522812 + ... + 14523091.

It is an arithmetic number, because the mean of its divisors is an integer number (406642656).

Almost surely, 2^4066426420 is an apocalyptic number.

It is an amenable number.

4066426420 is an abundant number, since it is smaller than the sum of its proper divisors (5692997324).

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

4066426420 is a wasteful number, since it uses less digits than its factorization.

4066426420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29045919 (or 29045917 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 34.

The square root of 4066426420 is about 63768.5378537096. The cubic root of 4066426420 is about 1596.1399685244.

The spelling of 4066426420 in words is "four billion, sixty-six million, four hundred twenty-six thousand, four hundred twenty".