5444121424 has 80 divisors (see below), whose sum is σ = 12172792320. Its totient is φ = 2310497280.

The previous prime is 5444121407. The next prime is 5444121443. The reversal of 5444121424 is 4241214445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5975529 + ... + 5976439.

It is an arithmetic number, because the mean of its divisors is an integer number (152159904).

Almost surely, 2^5444121424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5444121424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6086396160).

5444121424 is an abundant number, since it is smaller than the sum of its proper divisors (6728670896).

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

5444121424 is a wasteful number, since it uses less digits than its factorization.

5444121424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1388 (or 1382 counting only the distinct ones).

The product of its digits is 20480, while the sum is 31.

The square root of 5444121424 is about 73784.2898183617. The cubic root of 5444121424 is about 1759.1759037889.

Adding to 5444121424 its reverse (4241214445), we get a palindrome (9685335869).

The spelling of 5444121424 in words is "five billion, four hundred forty-four million, one hundred twenty-one thousand, four hundred twenty-four".