546666624 has 256 divisors, whose sum is σ = 1880064000. Its totient is φ = 153142272.

The previous prime is 546666623. The next prime is 546666677. The reversal of 546666624 is 426666645.

It is a self number, because there is not a number n which added to its sum of digits gives 546666624.

It is not an unprimeable number, because it can be changed into a prime (546666623) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1427137 + ... + 1427519.

It is an arithmetic number, because the mean of its divisors is an integer number (7344000).

Almost surely, 2^546666624 is an apocalyptic number.

546666624 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 546666624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (940032000).

546666624 is an abundant number, since it is smaller than the sum of its proper divisors (1333397376).

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

546666624 is a wasteful number, since it uses less digits than its factorization.

546666624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472 (or 454 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 45.

The square root of 546666624 is about 23380.9029765747. The cubic root of 546666624 is about 817.6626997104.

The spelling of 546666624 in words is "five hundred forty-six million, six hundred sixty-six thousand, six hundred twenty-four".