44140162144 has 96 divisors (see below), whose sum is σ = 96231421440. Its totient is φ = 19803543552.

The previous prime is 44140162127. The next prime is 44140162177. The reversal of 44140162144 is 44126104144.

It is a super-2 number, since 2×44140162144² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2394049 + ... + 2412415.

It is an arithmetic number, because the mean of its divisors is an integer number (1002410640).

Almost surely, 2^44140162144 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 44140162144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48115710720).

44140162144 is an abundant number, since it is smaller than the sum of its proper divisors (52091259296).

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

44140162144 is a wasteful number, since it uses less digits than its factorization.

44140162144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18552 (or 18544 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 31.

Adding to 44140162144 its reverse (44126104144), we get a palindrome (88266266288).

The spelling of 44140162144 in words is "forty-four billion, one hundred forty million, one hundred sixty-two thousand, one hundred forty-four".