545332003321 has 8 divisors (see below), whose sum is σ = 623656841024. Its totient is φ = 467112232080.

The previous prime is 545332003313. The next prime is 545332003379. The reversal of 545332003321 is 123300233545.

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

It is a cyclic number.

It is not a de Polignac number, because 545332003321 - 2³ = 545332003313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (545332003301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26255490 + ... + 26276251.

It is an arithmetic number, because the mean of its divisors is an integer number (77957105128).

Almost surely, 2^545332003321 is an apocalyptic number.

It is an amenable number.

545332003321 is a deficient number, since it is larger than the sum of its proper divisors (78324837703).

545332003321 is a wasteful number, since it uses less digits than its factorization.

545332003321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52533231.

The product of its (nonzero) digits is 32400, while the sum is 31.

Adding to 545332003321 its reverse (123300233545), we get a palindrome (668632236866).

The spelling of 545332003321 in words is "five hundred forty-five billion, three hundred thirty-two million, three thousand, three hundred twenty-one".