5225613624 has 432 divisors, whose sum is σ = 19005849720. Its totient is φ = 1282417920.

The previous prime is 5225613623. The next prime is 5225613661. The reversal of 5225613624 is 4263165225.

5225613624 is a `hidden beast` number, since 5 + 2 + 25 + 6 + 1 + 3 + 624 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5225613623) by changing a digit.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 14009502 + ... + 14009874.

Almost surely, 2^5225613624 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 5225613624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9502924860).

5225613624 is an abundant number, since it is smaller than the sum of its proper divisors (13780236096).

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

5225613624 is a wasteful number, since it uses less digits than its factorization.

5225613624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448 (or 415 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 5225613624 is about 72288.4058753546. The cubic root of 5225613624 is about 1735.3181071473.

Adding to 5225613624 its reverse (4263165225), we get a palindrome (9488778849).

The spelling of 5225613624 in words is "five billion, two hundred twenty-five million, six hundred thirteen thousand, six hundred twenty-four".