543456761672 has 32 divisors (see below), whose sum is σ = 1112433112800. Its totient is φ = 246844243200.

The previous prime is 543456761671. The next prime is 543456761707. The reversal of 543456761672 is 276167654345.

It is a happy number.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (543456761671) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2149022 + ... + 2388557.

It is an arithmetic number, because the mean of its divisors is an integer number (34763534775).

Almost surely, 2^543456761672 is an apocalyptic number.

It is an amenable number.

543456761672 is an abundant number, since it is smaller than the sum of its proper divisors (568976351128).

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

543456761672 is a wasteful number, since it uses less digits than its factorization.

543456761672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4538957 (or 4538953 counting only the distinct ones).

The product of its digits is 25401600, while the sum is 56.

The spelling of 543456761672 in words is "five hundred forty-three billion, four hundred fifty-six million, seven hundred sixty-one thousand, six hundred seventy-two".