543768906775 has 6 divisors (see below), whose sum is σ = 674273444432. Its totient is φ = 435015125400.

The previous prime is 543768906773. The next prime is 543768906781. The reversal of 543768906775 is 577609867345.

It is not a de Polignac number, because 543768906775 - 2¹ = 543768906773 is a prime.

It is a super-4 number, since 4×543768906775⁴ (a number of 48 digits) contains 4444 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 543768906775.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543768906773) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10875378111 + ... + 10875378160.

Almost surely, 2^543768906775 is an apocalyptic number.

543768906775 is a deficient number, since it is larger than the sum of its proper divisors (130504537657).

543768906775 is a wasteful number, since it uses less digits than its factorization.

543768906775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21750756281 (or 21750756276 counting only the distinct ones).

The product of its (nonzero) digits is 266716800, while the sum is 67.

The spelling of 543768906775 in words is "five hundred forty-three billion, seven hundred sixty-eight million, nine hundred six thousand, seven hundred seventy-five".