545450541543 has 10 divisors (see below), whose sum is σ = 814808833784. Its totient is φ = 363633694308.

The previous prime is 545450541509. The next prime is 545450541563. The reversal of 545450541543 is 345145054545.

545450541543 is a `hidden beast` number, since 5 + 4 + 5 + 4 + 50 + 54 + 1 + 543 = 666.

It is not a de Polignac number, because 545450541543 - 2¹⁰ = 545450540519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545450541563) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3366978571 + ... + 3366978732.

Almost surely, 2^545450541543 is an apocalyptic number.

545450541543 is a deficient number, since it is larger than the sum of its proper divisors (269358292241).

545450541543 is an equidigital number, since it uses as much as digits as its factorization.

545450541543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6733957315 (or 6733957306 counting only the distinct ones).

The product of its (nonzero) digits is 2400000, while the sum is 45.

The spelling of 545450541543 in words is "five hundred forty-five billion, four hundred fifty million, five hundred forty-one thousand, five hundred forty-three".