44052405109 has 8 divisors (see below), whose sum is σ = 44462584152. Its totient is φ = 43642583040.

The previous prime is 44052405107. The next prime is 44052405121. The reversal of 44052405109 is 90150425044.

It can be written as a sum of positive squares in 4 ways, for example, as 4170318084 + 39882087025 = 64578^2 + 199705^2 .

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 44052405109 - 2¹ = 44052405107 is a prime.

It is a super-2 number, since 2×44052405109² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44052405107) 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 7 ways as a sum of consecutive naturals, for example, 161989 + ... + 338149.

It is an arithmetic number, because the mean of its divisors is an integer number (5557823019).

Almost surely, 2^44052405109 is an apocalyptic number.

It is an amenable number.

44052405109 is a deficient number, since it is larger than the sum of its proper divisors (410179043).

44052405109 is a wasteful number, since it uses less digits than its factorization.

44052405109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178487.

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 44052405109 in words is "forty-four billion, fifty-two million, four hundred five thousand, one hundred nine".