43441212144 has 160 divisors (see below), whose sum is σ = 127089008640. Its totient is φ = 12667334400.

The previous prime is 43441212137. The next prime is 43441212169. The reversal of 43441212144 is 44121214434.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2922459 + ... + 2937285.

It is an arithmetic number, because the mean of its divisors is an integer number (794306304).

Almost surely, 2^43441212144 is an apocalyptic number.

43441212144 is a gapful number since it is divisible by the number (44) 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 43441212144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63544504320).

43441212144 is an abundant number, since it is smaller than the sum of its proper divisors (83647796496).

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

43441212144 is a wasteful number, since it uses less digits than its factorization.

43441212144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15059 (or 15053 counting only the distinct ones).

The product of its digits is 12288, while the sum is 30.

Adding to 43441212144 its reverse (44121214434), we get a palindrome (87562426578).

The spelling of 43441212144 in words is "forty-three billion, four hundred forty-one million, two hundred twelve thousand, one hundred forty-four".