5222216651617 has 12 divisors (see below), whose sum is σ = 6432166008900. Its totient is φ = 4212880659456.

The previous prime is 5222216651591. The next prime is 5222216651633. The reversal of 5222216651617 is 7161566122225.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4095135038736 + 1127081612881 = 2023644^2 + 1061641^2 .

It is not a de Polignac number, because 5222216651617 - 2³⁵ = 5187856913249 is a prime.

It is a super-2 number, since 2×5222216651617² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5222216651647) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3134582992 + ... + 3134584657.

It is an arithmetic number, because the mean of its divisors is an integer number (536013834075).

Almost surely, 2^{5222216651617} is an apocalyptic number.

It is an amenable number.

5222216651617 is a deficient number, since it is larger than the sum of its proper divisors (1209949357283).

5222216651617 is a wasteful number, since it uses less digits than its factorization.

5222216651617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6269167680 (or 6269167673 counting only the distinct ones).

The product of its digits is 604800, while the sum is 46.

The spelling of 5222216651617 in words is "five trillion, two hundred twenty-two billion, two hundred sixteen million, six hundred fifty-one thousand, six hundred seventeen".