545214450423 has 8 divisors (see below), whose sum is σ = 727399412608. Its totient is φ = 363252894264.

The previous prime is 545214450397. The next prime is 545214450481. The reversal of 545214450423 is 324054412545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 545214450423 - 2⁹ = 545214449911 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 (545214450523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55845811 + ... + 55855572.

It is an arithmetic number, because the mean of its divisors is an integer number (90924926576).

Almost surely, 2^545214450423 is an apocalyptic number.

545214450423 is a deficient number, since it is larger than the sum of its proper divisors (182184962185).

545214450423 is a wasteful number, since it uses less digits than its factorization.

545214450423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111703013.

The product of its (nonzero) digits is 384000, while the sum is 39.

Adding to 545214450423 its reverse (324054412545), we get a palindrome (869268862968).

The spelling of 545214450423 in words is "five hundred forty-five billion, two hundred fourteen million, four hundred fifty thousand, four hundred twenty-three".