4445411623 has 8 divisors (see below), whose sum is σ = 4539094848. Its totient is φ = 4352091744.

The previous prime is 4445411611. The next prime is 4445411639. The reversal of 4445411623 is 3261145444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4445411623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4445411683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66040 + ... + 115117.

It is an arithmetic number, because the mean of its divisors is an integer number (567386856).

Almost surely, 2^4445411623 is an apocalyptic number.

4445411623 is a deficient number, since it is larger than the sum of its proper divisors (93683225).

4445411623 is a wasteful number, since it uses less digits than its factorization.

4445411623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181673.

The product of its digits is 46080, while the sum is 34.

The square root of 4445411623 is about 66673.9201112399. The cubic root of 4445411623 is about 1644.2606376084.

The spelling of 4445411623 in words is "four billion, four hundred forty-five million, four hundred eleven thousand, six hundred twenty-three".