5222721180 has 144 divisors (see below), whose sum is σ = 15062392800. Its totient is φ = 1352033280.

The previous prime is 5222721173. The next prime is 5222721223. The reversal of 5222721180 is 811272225.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 33265662 + ... + 33265818.

It is an arithmetic number, because the mean of its divisors is an integer number (104599950).

Almost surely, 2^5222721180 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 5222721180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7531196400).

5222721180 is an abundant number, since it is smaller than the sum of its proper divisors (9839671620).

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

5222721180 is a wasteful number, since it uses less digits than its factorization.

5222721180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440 (or 377 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 30.

The square root of 5222721180 is about 72268.3968273823. The cubic root of 5222721180 is about 1734.9978744641.

The spelling of 5222721180 in words is "five billion, two hundred twenty-two million, seven hundred twenty-one thousand, one hundred eighty".