545213042313 has 4 divisors (see below), whose sum is σ = 726950723088. Its totient is φ = 363475361540.

The previous prime is 545213042237. The next prime is 545213042323. The reversal of 545213042313 is 313240312545.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 545213042313 - 2⁹ = 545213041801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (545213042323) 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 3 ways as a sum of consecutive naturals, for example, 90868840383 + ... + 90868840388.

It is an arithmetic number, because the mean of its divisors is an integer number (181737680772).

Almost surely, 2^545213042313 is an apocalyptic number.

It is an amenable number.

545213042313 is a deficient number, since it is larger than the sum of its proper divisors (181737680775).

545213042313 is a wasteful number, since it uses less digits than its factorization.

545213042313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181737680774.

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 545213042313 its reverse (313240312545), we get a palindrome (858453354858).

The spelling of 545213042313 in words is "five hundred forty-five billion, two hundred thirteen million, forty-two thousand, three hundred thirteen".