44472165318 has 448 divisors, whose sum is σ = 126316523520. Its totient is φ = 11463379200.

The previous prime is 44472165299. The next prime is 44472165371. The reversal of 44472165318 is 81356127444.

44472165318 is a `hidden beast` number, since 4 + 4 + 472 + 165 + 3 + 18 = 666.

It is a super-2 number, since 2×44472165318² (a number of 22 digits) contains 22 as substring.

Its product of digits (645120) is a multiple of the sum of its prime divisors (240).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 223 ways as a sum of consecutive naturals, for example, 339482113 + ... + 339482243.

Almost surely, 2^44472165318 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44472165318, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63158261760).

44472165318 is an abundant number, since it is smaller than the sum of its proper divisors (81844358202).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44472165318 is a wasteful number, since it uses less digits than its factorization.

44472165318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255 (or 240 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The spelling of 44472165318 in words is "forty-four billion, four hundred seventy-two million, one hundred sixty-five thousand, three hundred eighteen".