545676543 has 12 divisors (see below), whose sum is σ = 791644360. Its totient is φ = 362194416.

The previous prime is 545676517. The next prime is 545676553. The reversal of 545676543 is 345676545.

545676543 is a `hidden beast` number, since 5 + 45 + 67 + 6 + 543 = 666.

545676543 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is not a de Polignac number, because 545676543 - 2⁹ = 545676031 is a prime.

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

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545676553) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 130321 + ... + 134442.

Almost surely, 2^545676543 is an apocalyptic number.

545676543 is a deficient number, since it is larger than the sum of its proper divisors (245967817).

545676543 is a wasteful number, since it uses less digits than its factorization.

545676543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264998 (or 264995 counting only the distinct ones).

The product of its digits is 1512000, while the sum is 45.

The square root of 545676543 is about 23359.7205248693. The cubic root of 545676543 is about 817.1687719104.

The spelling of 545676543 in words is "five hundred forty-five million, six hundred seventy-six thousand, five hundred forty-three".