3444475645 has 16 divisors (see below), whose sum is σ = 4453206912. Its totient is φ = 2542536000.

The previous prime is 3444475631. The next prime is 3444475649. The reversal of 3444475645 is 5465744443.

It is not a de Polignac number, because 3444475645 - 2⁵ = 3444475613 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3444475595 and 3444475604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3444475649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164520 + ... + 184270.

It is an arithmetic number, because the mean of its divisors is an integer number (278325432).

Almost surely, 2^3444475645 is an apocalyptic number.

It is an amenable number.

3444475645 is a deficient number, since it is larger than the sum of its proper divisors (1008731267).

3444475645 is a wasteful number, since it uses less digits than its factorization.

3444475645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22452.

The product of its digits is 3225600, while the sum is 46.

The square root of 3444475645 is about 58689.6553491329. The cubic root of 3444475645 is about 1510.2228586469. Note that the first 3 decimals are identical.

The spelling of 3444475645 in words is "three billion, four hundred forty-four million, four hundred seventy-five thousand, six hundred forty-five".