546688362816 has 168 divisors, whose sum is σ = 1591291915200. Its totient is φ = 179409807360.

The previous prime is 546688362811. The next prime is 546688362821. The reversal of 546688362816 is 618263886645.

It is a happy number.

546688362816 is a `hidden beast` number, since 546 + 6 + 8 + 8 + 3 + 6 + 2 + 81 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (546688362811) and next prime (546688362821).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546688362811) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30213100 + ... + 30231188.

Almost surely, 2^546688362816 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 546688362816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (795645957600).

546688362816 is an abundant number, since it is smaller than the sum of its proper divisors (1044603552384).

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

546688362816 is a wasteful number, since it uses less digits than its factorization.

546688362816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18917 (or 18904 counting only the distinct ones).

The product of its digits is 79626240, while the sum is 63.

The spelling of 546688362816 in words is "five hundred forty-six billion, six hundred eighty-eight million, three hundred sixty-two thousand, eight hundred sixteen".