543589985345 has 16 divisors (see below), whose sum is σ = 711823351680. Its totient is φ = 395218924800.

The previous prime is 543589985333. The next prime is 543589985369.

It is a happy number.

543589985345 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 543589985345 - 2²⁰ = 543588936769 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1306376 + ... + 1671465.

It is an arithmetic number, because the mean of its divisors is an integer number (44488959480).

Almost surely, 2^543589985345 is an apocalyptic number.

543589985345 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

543589985345 is a deficient number, since it is larger than the sum of its proper divisors (168233366335).

543589985345 is a wasteful number, since it uses less digits than its factorization.

543589985345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2981176.

The product of its digits is 466560000, while the sum is 68.

The spelling of 543589985345 in words is "five hundred forty-three billion, five hundred eighty-nine million, nine hundred eighty-five thousand, three hundred forty-five".