545330140321 has 8 divisors (see below), whose sum is σ = 557207763840. Its totient is φ = 533463969168.

The previous prime is 545330140307. The next prime is 545330140331. The reversal of 545330140321 is 123041033545.

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 545330140321 - 2¹⁷ = 545330009249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (545330140331) 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, 2766786 + ... + 2957323.

It is an arithmetic number, because the mean of its divisors is an integer number (69650970480).

Almost surely, 2^545330140321 is an apocalyptic number.

It is an amenable number.

545330140321 is a deficient number, since it is larger than the sum of its proper divisors (11877623519).

545330140321 is a wasteful number, since it uses less digits than its factorization.

545330140321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5726183.

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 545330140321 its reverse (123041033545), we get a palindrome (668371173866).

The spelling of 545330140321 in words is "five hundred forty-five billion, three hundred thirty million, one hundred forty thousand, three hundred twenty-one".