4445205106 has 4 divisors (see below), whose sum is σ = 6667807662. Its totient is φ = 2222602552.

The previous prime is 4445205047. The next prime is 4445205113. The reversal of 4445205106 is 6015025444.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4391050225 + 54154881 = 66265^2 + 7359^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111301275 + ... + 1111301278.

Almost surely, 2^4445205106 is an apocalyptic number.

4445205106 is a deficient number, since it is larger than the sum of its proper divisors (2222602556).

4445205106 is a wasteful number, since it uses less digits than its factorization.

4445205106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2222602555.

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 4445205106 is about 66672.3713842548. The cubic root of 4445205106 is about 1644.2351751720.

The spelling of 4445205106 in words is "four billion, four hundred forty-five million, two hundred five thousand, one hundred six".