546660144 has 80 divisors (see below), whose sum is σ = 1573634400. Its totient is φ = 181695744.

The previous prime is 546660139. The next prime is 546660151. The reversal of 546660144 is 441066645.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 546660099 and 546660108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166422 + ... + 169674.

It is an arithmetic number, because the mean of its divisors is an integer number (19670430).

Almost surely, 2^546660144 is an apocalyptic number.

546660144 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 546660144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (786817200).

546660144 is an abundant number, since it is smaller than the sum of its proper divisors (1026974256).

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

546660144 is a wasteful number, since it uses less digits than its factorization.

546660144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3659 (or 3647 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 546660144 is about 23380.7644015332. The cubic root of 546660144 is about 817.6594689326.

It can be divided in two parts, 5466601 and 44, that added together give a palindrome (5466645).

The spelling of 546660144 in words is "five hundred forty-six million, six hundred sixty thousand, one hundred forty-four".