5217599772 has 432 divisors, whose sum is σ = 18153338112. Its totient is φ = 1293304320.

The previous prime is 5217599729. The next prime is 5217599797. The reversal of 5217599772 is 2779957125.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

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 143 ways as a sum of consecutive naturals, for example, 12049668 + ... + 12050100.

It is an arithmetic number, because the mean of its divisors is an integer number (42021616).

Almost surely, 2^5217599772 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 5217599772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9076669056).

5217599772 is an abundant number, since it is smaller than the sum of its proper divisors (12935738340).

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

5217599772 is a wasteful number, since it uses less digits than its factorization.

5217599772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500 (or 479 counting only the distinct ones).

The product of its digits is 2778300, while the sum is 54.

The square root of 5217599772 is about 72232.9548890255. The cubic root of 5217599772 is about 1734.4305751775.

The spelling of 5217599772 in words is "five billion, two hundred seventeen million, five hundred ninety-nine thousand, seven hundred seventy-two".