44173209601 has 8 divisors (see below), whose sum is σ = 44365119624. Its totient is φ = 43981455360.

The previous prime is 44173209593. The next prime is 44173209629. The reversal of 44173209601 is 10690237144.

It can be written as a sum of positive squares in 4 ways, for example, as 32526483201 + 11646726400 = 180351^2 + 107920^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 44173209601 - 2³ = 44173209593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44173209001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 548541 + ... + 623893.

It is an arithmetic number, because the mean of its divisors is an integer number (5545639953).

Almost surely, 2^44173209601 is an apocalyptic number.

It is an amenable number.

44173209601 is a deficient number, since it is larger than the sum of its proper divisors (191910023).

44173209601 is a wasteful number, since it uses less digits than its factorization.

44173209601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77891.

The product of its (nonzero) digits is 36288, while the sum is 37.

The spelling of 44173209601 in words is "forty-four billion, one hundred seventy-three million, two hundred nine thousand, six hundred one".