4006426660 has 12 divisors (see below), whose sum is σ = 8413496028. Its totient is φ = 1602570656.

The previous prime is 4006426631. The next prime is 4006426673. The reversal of 4006426660 is 666246004.

4006426660 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3178253376 + 828173284 = 56376^2 + 28778^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100160647 + ... + 100160686.

It is an arithmetic number, because the mean of its divisors is an integer number (701124669).

Almost surely, 2^4006426660 is an apocalyptic number.

It is an amenable number.

4006426660 is an abundant number, since it is smaller than the sum of its proper divisors (4407069368).

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

4006426660 is a wasteful number, since it uses less digits than its factorization.

4006426660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200321342 (or 200321340 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 4006426660 is about 63296.3400205731. The cubic root of 4006426660 is about 1588.2507376475.

The spelling of 4006426660 in words is "four billion, six million, four hundred twenty-six thousand, six hundred sixty".