5206222220720 has 40 divisors (see below), whose sum is σ = 12119392173840. Its totient is φ = 2079921058560.

The previous prime is 5206222220687. The next prime is 5206222220723. The reversal of 5206222220720 is 270222226025.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (5206222220723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40057055 + ... + 40186814.

It is an arithmetic number, because the mean of its divisors is an integer number (302984804346).

Almost surely, 2^{5206222220720} is an apocalyptic number.

It is an amenable number.

5206222220720 is an abundant number, since it is smaller than the sum of its proper divisors (6913169953120).

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

5206222220720 is a wasteful number, since it uses less digits than its factorization.

5206222220720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80244693 (or 80244687 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 32.

Adding to 5206222220720 its reverse (270222226025), we get a palindrome (5476444446745).

The spelling of 5206222220720 in words is "five trillion, two hundred six billion, two hundred twenty-two million, two hundred twenty thousand, seven hundred twenty".