44395157071872 has 480 divisors, whose sum is σ = 135519864480000. Its totient is φ = 14476552077312.

The previous prime is 44395157071729. The next prime is 44395157071879. The reversal of 44395157071872 is 27817075159344.

44395157071872 is a `hidden beast` number, since 4 + 4 + 3 + 9 + 51 + 570 + 7 + 1 + 8 + 7 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (44395157071879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1428446029 + ... + 1428477107.

It is an arithmetic number, because the mean of its divisors is an integer number (282333051000).

Almost surely, 2^{44395157071872} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44395157071872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67759932240000).

44395157071872 is an abundant number, since it is smaller than the sum of its proper divisors (91124707408128).

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

44395157071872 is a wasteful number, since it uses less digits than its factorization.

44395157071872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31301 (or 31272 counting only the distinct ones).

The product of its (nonzero) digits is 59270400, while the sum is 63.

The spelling of 44395157071872 in words is "forty-four trillion, three hundred ninety-five billion, one hundred fifty-seven million, seventy-one thousand, eight hundred seventy-two".