5473218816 has 288 divisors, whose sum is σ = 18460753920. Its totient is φ = 1584562176.

The previous prime is 5473218809. The next prime is 5473218823. The reversal of 5473218816 is 6188123745.

5473218816 is a `hidden beast` number, since 547 + 3 + 21 + 8 + 81 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (5473218809) and next prime (5473218823).

It is a tau number, because it is divible by the number of its divisors (288).

It is a super-2 number, since 2×5473218816² = 59912248415632883712, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1525761 + ... + 1529343.

It is an arithmetic number, because the mean of its divisors is an integer number (64099840).

Almost surely, 2^5473218816 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 5473218816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9230376960).

5473218816 is an abundant number, since it is smaller than the sum of its proper divisors (12987535104).

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

5473218816 is a wasteful number, since it uses less digits than its factorization.

5473218816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3638 (or 3618 counting only the distinct ones).

The product of its digits is 322560, while the sum is 45.

The square root of 5473218816 is about 73981.2058295889. The cubic root of 5473218816 is about 1762.3044469321.

The spelling of 5473218816 in words is "five billion, four hundred seventy-three million, two hundred eighteen thousand, eight hundred sixteen".