543355553345 has 16 divisors (see below), whose sum is σ = 734247037440. Its totient is φ = 382420329600.

The previous prime is 543355553327. The next prime is 543355553413.

543355553345 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 543355553345 - 2⁸ = 543355553089 is a prime.

It is a super-2 number, since 2×543355553345² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 543355553293 and 543355553302.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159340100 + ... + 159343509.

It is an arithmetic number, because the mean of its divisors is an integer number (45890439840).

Almost surely, 2^543355553345 is an apocalyptic number.

543355553345 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

543355553345 is a deficient number, since it is larger than the sum of its proper divisors (190891484095).

543355553345 is a wasteful number, since it uses less digits than its factorization.

543355553345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318683656.

The product of its digits is 20250000, while the sum is 50.

The spelling of 543355553345 in words is "five hundred forty-three billion, three hundred fifty-five million, five hundred fifty-three thousand, three hundred forty-five".