545023350443 has 32 divisors (see below), whose sum is σ = 677904111360. Its totient is φ = 430785613440.

The previous prime is 545023350427. The next prime is 545023350463. The reversal of 545023350443 is 344053320545.

It is not a de Polignac number, because 545023350443 - 2⁴ = 545023350427 is a prime.

It is a super-2 number, since 2×545023350443² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 545023350397 and 545023350406.

It is not an unprimeable number, because it can be changed into a prime (545023350463) 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, 109721 + ... + 1049802.

It is an arithmetic number, because the mean of its divisors is an integer number (21184503480).

Almost surely, 2^545023350443 is an apocalyptic number.

545023350443 is a deficient number, since it is larger than the sum of its proper divisors (132880760917).

545023350443 is a wasteful number, since it uses less digits than its factorization.

545023350443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1159739.

The product of its (nonzero) digits is 432000, while the sum is 38.

Adding to 545023350443 its reverse (344053320545), we get a palindrome (889076670988).

The spelling of 545023350443 in words is "five hundred forty-five billion, twenty-three million, three hundred fifty thousand, four hundred forty-three".