5220045688 has 64 divisors (see below), whose sum is σ = 11617492320. Its totient is φ = 2167603200.

The previous prime is 5220045679. The next prime is 5220045739. The reversal of 5220045688 is 8865400225.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 5220045688.

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 15 ways as a sum of consecutive naturals, for example, 87448 + ... + 134488.

Almost surely, 2^5220045688 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 5220045688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5808746160).

5220045688 is an abundant number, since it is smaller than the sum of its proper divisors (6397446632).

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

5220045688 is a wasteful number, since it uses less digits than its factorization.

5220045688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47168 (or 47164 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 40.

The square root of 5220045688 is about 72249.8836538856. The cubic root of 5220045688 is about 1734.7015560214.

The spelling of 5220045688 in words is "five billion, two hundred twenty million, forty-five thousand, six hundred eighty-eight".