543649132846 has 16 divisors (see below), whose sum is σ = 815890521600. Its totient is φ = 271685667960.

The previous prime is 543649132823. The next prime is 543649132879. The reversal of 543649132846 is 648231946345.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54981315 + ... + 54991201.

It is an arithmetic number, because the mean of its divisors is an integer number (50993157600).

Almost surely, 2^543649132846 is an apocalyptic number.

543649132846 is a deficient number, since it is larger than the sum of its proper divisors (272241388754).

543649132846 is a wasteful number, since it uses less digits than its factorization.

543649132846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21159.

The product of its digits is 14929920, while the sum is 55.

The spelling of 543649132846 in words is "five hundred forty-three billion, six hundred forty-nine million, one hundred thirty-two thousand, eight hundred forty-six".