44162432440 has 128 divisors (see below), whose sum is σ = 115433809920. Its totient is φ = 14893632000.

The previous prime is 44162432437. The next prime is 44162432443. The reversal of 44162432440 is 4423426144.

It is an interprime number because it is at equal distance from previous prime (44162432437) and next prime (44162432443).

It is a junction number, because it is equal to n+sod(n) for n = 44162432396 and 44162432405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44162432443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4349770 + ... + 4359910.

It is an arithmetic number, because the mean of its divisors is an integer number (901826640).

Almost surely, 2^44162432440 is an apocalyptic number.

44162432440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44162432440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57716904960).

44162432440 is an abundant number, since it is smaller than the sum of its proper divisors (71271377480).

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

44162432440 is a wasteful number, since it uses less digits than its factorization.

44162432440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10413 (or 10409 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 44162432440 its reverse (4423426144), we get a palindrome (48585858584).

The spelling of 44162432440 in words is "forty-four billion, one hundred sixty-two million, four hundred thirty-two thousand, four hundred forty".