545500243254 has 32 divisors (see below), whose sum is σ = 1094709496320. Its totient is φ = 181215976032.

The previous prime is 545500243243. The next prime is 545500243259. The reversal of 545500243254 is 452342005545.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545500243259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2927212 + ... + 3107984.

It is an arithmetic number, because the mean of its divisors is an integer number (34209671760).

Almost surely, 2^545500243254 is an apocalyptic number.

545500243254 is an abundant number, since it is smaller than the sum of its proper divisors (549209253066).

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

545500243254 is a wasteful number, since it uses less digits than its factorization.

545500243254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182484.

The product of its (nonzero) digits is 480000, while the sum is 39.

Adding to 545500243254 its reverse (452342005545), we get a palindrome (997842248799).

The spelling of 545500243254 in words is "five hundred forty-five billion, five hundred million, two hundred forty-three thousand, two hundred fifty-four".