5522421968 has 80 divisors (see below), whose sum is σ = 12429442560. Its totient is φ = 2327989248.

The previous prime is 5522421937. The next prime is 5522422019. The reversal of 5522421968 is 8691242255.

It is a Cunningham number, because it is equal to 74313²-1.

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, 4160921 + ... + 4162247.

It is an arithmetic number, because the mean of its divisors is an integer number (155368032).

Almost surely, 2^5522421968 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 5522421968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6214721280).

5522421968 is an abundant number, since it is smaller than the sum of its proper divisors (6907020592).

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

5522421968 is a wasteful number, since it uses less digits than its factorization.

5522421968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1924 (or 1918 counting only the distinct ones).

The product of its digits is 345600, while the sum is 44.

The square root of 5522421968 is about 74312.9999932717. Note that the first 5 decimals coincide. The cubic root of 5522421968 is about 1767.5696232045.

The spelling of 5522421968 in words is "five billion, five hundred twenty-two million, four hundred twenty-one thousand, nine hundred sixty-eight".