5331221250 has 160 divisors (see below), whose sum is σ = 14206902336. Its totient is φ = 1328640000.

The previous prime is 5331221243. The next prime is 5331221279. The reversal of 5331221250 is 521221335.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 5331221250.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 15363577 + ... + 15363923.

Almost surely, 2^5331221250 is an apocalyptic number.

5331221250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 5331221250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7103451168).

5331221250 is an abundant number, since it is smaller than the sum of its proper divisors (8875681086).

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

5331221250 is a wasteful number, since it uses less digits than its factorization.

5331221250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630 (or 615 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 5331221250 is about 73015.2124560355. The cubic root of 5331221250 is about 1746.9302646785.

Adding to 5331221250 its reverse (521221335), we get a palindrome (5852442585).

The spelling of 5331221250 in words is "five billion, three hundred thirty-one million, two hundred twenty-one thousand, two hundred fifty".