5211524220 has 96 divisors (see below), whose sum is σ = 16797043200. Its totient is φ = 1182622464.

The previous prime is 5211524177. The next prime is 5211524249. The reversal of 5211524220 is 224251125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13746 + ... + 103014.

It is an arithmetic number, because the mean of its divisors is an integer number (174969200).

Almost surely, 2^5211524220 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 5211524220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8398521600).

5211524220 is an abundant number, since it is smaller than the sum of its proper divisors (11585518980).

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

5211524220 is a wasteful number, since it uses less digits than its factorization.

5211524220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89427 (or 89425 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 5211524220 is about 72190.8873750697. The cubic root of 5211524220 is about 1733.7571035698.

Adding to 5211524220 its reverse (224251125), we get a palindrome (5435775345).

The spelling of 5211524220 in words is "five billion, two hundred eleven million, five hundred twenty-four thousand, two hundred twenty".