44421312210 has 64 divisors (see below), whose sum is σ = 116507963520. Its totient is φ = 10749831680.

The previous prime is 44421312193. The next prime is 44421312211. The reversal of 44421312210 is 1221312444.

It is not an unprimeable number, because it can be changed into a prime (44421312211) 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, 69484 + ... + 306056.

It is an arithmetic number, because the mean of its divisors is an integer number (1820436930).

Almost surely, 2^44421312210 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44421312210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58253981760).

44421312210 is an abundant number, since it is smaller than the sum of its proper divisors (72086651310).

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

44421312210 is a wasteful number, since it uses less digits than its factorization.

44421312210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237163.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 44421312210 its reverse (1221312444), we get a palindrome (45642624654).

The spelling of 44421312210 in words is "forty-four billion, four hundred twenty-one million, three hundred twelve thousand, two hundred ten".