546321123645 has 32 divisors (see below), whose sum is σ = 1009671557760. Its totient is φ = 249301616640.

The previous prime is 546321123641. The next prime is 546321123653.

546321123645 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 546321123645 - 2² = 546321123641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 546321123597 and 546321123606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546321123641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 97380640 + ... + 97386249.

It is an arithmetic number, because the mean of its divisors is an integer number (31552236180).

Almost surely, 2^546321123645 is an apocalyptic number.

546321123645 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

546321123645 is a deficient number, since it is larger than the sum of its proper divisors (463350434115).

546321123645 is a wasteful number, since it uses less digits than its factorization.

546321123645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194766925.

The product of its digits is 518400, while the sum is 42.

It can be divided in two parts, 546321 and 123645, that added together give a palindrome (669966).

The spelling of 546321123645 in words is "five hundred forty-six billion, three hundred twenty-one million, one hundred twenty-three thousand, six hundred forty-five".