543255434145 has 64 divisors (see below), whose sum is σ = 999352512000. Its totient is φ = 279671954688.

The previous prime is 543255434123. The next prime is 543255434147. The reversal of 543255434145 is 541434552345.

543255434145 is a `hidden beast` number, since 5 + 4 + 3 + 25 + 543 + 41 + 45 = 666.

It is not a de Polignac number, because 543255434145 - 2⁶ = 543255434081 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 543255434145.

It is not an unprimeable number, because it can be changed into a prime (543255434147) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16924171 + ... + 16956239.

It is an arithmetic number, because the mean of its divisors is an integer number (15614883000).

Almost surely, 2^543255434145 is an apocalyptic number.

It is an amenable number.

543255434145 is a deficient number, since it is larger than the sum of its proper divisors (456097077855).

543255434145 is a wasteful number, since it uses less digits than its factorization.

543255434145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36439 (or 36433 counting only the distinct ones).

The product of its digits is 2880000, while the sum is 45.

The spelling of 543255434145 in words is "five hundred forty-three billion, two hundred fifty-five million, four hundred thirty-four thousand, one hundred forty-five".