546328791 has 24 divisors (see below), whose sum is σ = 811780320. Its totient is φ = 353802816.

The previous prime is 546328777. The next prime is 546328919. The reversal of 546328791 is 197823645.

546328791 is a `hidden beast` number, since 5 + 4 + 632 + 8 + 7 + 9 + 1 = 666.

It is not a de Polignac number, because 546328791 - 2⁵ = 546328759 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546328751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 326505 + ... + 328173.

It is an arithmetic number, because the mean of its divisors is an integer number (33824180).

Almost surely, 2^546328791 is an apocalyptic number.

546328791 is a deficient number, since it is larger than the sum of its proper divisors (265451529).

546328791 is a wasteful number, since it uses less digits than its factorization.

546328791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2695 (or 2692 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 546328791 is about 23373.6773101709. The cubic root of 546328791 is about 817.4942299624.

The spelling of 546328791 in words is "five hundred forty-six million, three hundred twenty-eight thousand, seven hundred ninety-one".