543278872345 has 8 divisors (see below), whose sum is σ = 711201432960. Its totient is φ = 395111907120.

The previous prime is 543278872277. The next prime is 543278872369.

543278872345 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 543278872345 - 2⁷ = 543278872217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 543278872345.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4938898785 + ... + 4938898894.

It is an arithmetic number, because the mean of its divisors is an integer number (88900179120).

Almost surely, 2^543278872345 is an apocalyptic number.

543278872345 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

543278872345 is a deficient number, since it is larger than the sum of its proper divisors (167922560615).

543278872345 is a wasteful number, since it uses less digits than its factorization.

543278872345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9877797695.

The product of its digits is 45158400, while the sum is 58.

The spelling of 543278872345 in words is "five hundred forty-three billion, two hundred seventy-eight million, eight hundred seventy-two thousand, three hundred forty-five".