4440666622 has 32 divisors (see below), whose sum is σ = 7806617280. Its totient is φ = 1854731520.

The previous prime is 4440666619. The next prime is 4440666623. The reversal of 4440666622 is 2266660444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4440666623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 609988 + ... + 617224.

It is an arithmetic number, because the mean of its divisors is an integer number (243956790).

Almost surely, 2^4440666622 is an apocalyptic number.

4440666622 is a deficient number, since it is larger than the sum of its proper divisors (3365950658).

4440666622 is a wasteful number, since it uses less digits than its factorization.

4440666622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8356.

The product of its (nonzero) digits is 331776, while the sum is 40.

The square root of 4440666622 is about 66638.3269747973. The cubic root of 4440666622 is about 1643.6754052671.

The spelling of 4440666622 in words is "four billion, four hundred forty million, six hundred sixty-six thousand, six hundred twenty-two".