543397783560 has 128 divisors (see below), whose sum is σ = 1707897139200. Its totient is φ = 138138612480.

The previous prime is 543397783549. The next prime is 543397783561. The reversal of 543397783560 is 65387793345.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a junction number, because it is equal to n+sod(n) for n = 543397783494 and 543397783503.

It is not an unprimeable number, because it can be changed into a prime (543397783561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 840870 + ... + 1339349.

It is an arithmetic number, because the mean of its divisors is an integer number (13342946400).

Almost surely, 2^543397783560 is an apocalyptic number.

It is an amenable number.

543397783560 is an abundant number, since it is smaller than the sum of its proper divisors (1164499355640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

543397783560 is a wasteful number, since it uses less digits than its factorization.

543397783560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2180331 (or 2180327 counting only the distinct ones).

The product of its (nonzero) digits is 57153600, while the sum is 60.

The spelling of 543397783560 in words is "five hundred forty-three billion, three hundred ninety-seven million, seven hundred eighty-three thousand, five hundred sixty".