44242251312 has 240 divisors, whose sum is σ = 141692931072. Its totient is φ = 11833113600.

The previous prime is 44242251311. The next prime is 44242251323. The reversal of 44242251312 is 21315224244.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 44242251312.

It is not an unprimeable number, because it can be changed into a prime (44242251311) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2533812 + ... + 2551212.

Almost surely, 2^44242251312 is an apocalyptic number.

44242251312 is a gapful number since it is divisible by the number (42) 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 44242251312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70846465536).

44242251312 is an abundant number, since it is smaller than the sum of its proper divisors (97450679760).

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

44242251312 is a wasteful number, since it uses less digits than its factorization.

44242251312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17496 (or 17483 counting only the distinct ones).

The product of its digits is 15360, while the sum is 30.

Adding to 44242251312 its reverse (21315224244), we get a palindrome (65557475556).

The spelling of 44242251312 in words is "forty-four billion, two hundred forty-two million, two hundred fifty-one thousand, three hundred twelve".