444371601000140 has 96 divisors (see below), whose sum is σ = 1024234149625344. Its totient is φ = 160602730076160.

The previous prime is 444371601000097. The next prime is 444371601000161. The reversal of 444371601000140 is 41000106173444.

It is a super-2 number, since 2×444371601000140² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 444371601000140.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 306165227 + ... + 307613213.

It is an arithmetic number, because the mean of its divisors is an integer number (10669105725264).

Almost surely, 2^{444371601000140} 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 444371601000140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (512117074812672).

444371601000140 is an abundant number, since it is smaller than the sum of its proper divisors (579862548625204).

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

444371601000140 is a wasteful number, since it uses less digits than its factorization.

444371601000140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1456527 (or 1456525 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 35.

Adding to 444371601000140 its reverse (41000106173444), we get a palindrome (485371707173584).

The spelling of 444371601000140 in words is "four hundred forty-four trillion, three hundred seventy-one billion, six hundred one million, one hundred forty", and thus it is an aban number.