44321213040 has 160 divisors (see below), whose sum is σ = 148908760896. Its totient is φ = 10840227840.

The previous prime is 44321213023. The next prime is 44321213087. The reversal of 44321213040 is 4031212344.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 44321213040.

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, 444600 + ... + 535080.

Almost surely, 2^44321213040 is an apocalyptic number.

44321213040 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 44321213040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74454380448).

44321213040 is an abundant number, since it is smaller than the sum of its proper divisors (104587547856).

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

44321213040 is a wasteful number, since it uses less digits than its factorization.

44321213040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90667 (or 90661 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 44321213040 its reverse (4031212344), we get a palindrome (48352425384).

The spelling of 44321213040 in words is "forty-four billion, three hundred twenty-one million, two hundred thirteen thousand, forty".