546116421 has 4 divisors (see below), whose sum is σ = 728155232. Its totient is φ = 364077612.

The previous prime is 546116369. The next prime is 546116423. The reversal of 546116421 is 124611645.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 546116421 - 2¹³ = 546108229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546116423) 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 3 ways as a sum of consecutive naturals, for example, 91019401 + ... + 91019406.

It is an arithmetic number, because the mean of its divisors is an integer number (182038808).

Almost surely, 2^546116421 is an apocalyptic number.

It is an amenable number.

546116421 is a deficient number, since it is larger than the sum of its proper divisors (182038811).

546116421 is a wasteful number, since it uses less digits than its factorization.

546116421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182038810.

The product of its digits is 5760, while the sum is 30.

The square root of 546116421 is about 23369.1339377393. The cubic root of 546116421 is about 817.3882902469.

The spelling of 546116421 in words is "five hundred forty-six million, one hundred sixteen thousand, four hundred twenty-one".