546023320645 has 16 divisors (see below), whose sum is σ = 714937684032. Its totient is φ = 397028136960.

The previous prime is 546023320639. The next prime is 546023320657.

546023320645 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 546023320645 - 2⁵ = 546023320613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 546023320598 and 546023320607.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 719547 + ... + 1268776.

It is an arithmetic number, because the mean of its divisors is an integer number (44683605252).

Almost surely, 2^546023320645 is an apocalyptic number.

546023320645 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

546023320645 is a deficient number, since it is larger than the sum of its proper divisors (168914363387).

546023320645 is a wasteful number, since it uses less digits than its factorization.

546023320645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1993332.

The product of its (nonzero) digits is 518400, while the sum is 40.

It can be divided in two parts, 546023 and 320645, that added together give a palindrome (866668).

The spelling of 546023320645 in words is "five hundred forty-six billion, twenty-three million, three hundred twenty thousand, six hundred forty-five".