547144216468 has 12 divisors (see below), whose sum is σ = 958685947380. Its totient is φ = 273233945792.

The previous prime is 547144216387. The next prime is 547144216501. The reversal of 547144216468 is 864612441745.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 523961717904 + 23182498564 = 723852^2 + 152258^2 .

It is a super-2 number, since 2×547144216468² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84536971 + ... + 84543442.

It is an arithmetic number, because the mean of its divisors is an integer number (79890495615).

Almost surely, 2^547144216468 is an apocalyptic number.

It is an amenable number.

547144216468 is a deficient number, since it is larger than the sum of its proper divisors (411541730912).

547144216468 is a wasteful number, since it uses less digits than its factorization.

547144216468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169081226 (or 169081224 counting only the distinct ones).

The product of its digits is 5160960, while the sum is 52.

The spelling of 547144216468 in words is "five hundred forty-seven billion, one hundred forty-four million, two hundred sixteen thousand, four hundred sixty-eight".