500545501213 has 4 divisors (see below), whose sum is σ = 517805690940. Its totient is φ = 483285311488.

The previous prime is 500545501163. The next prime is 500545501223. The reversal of 500545501213 is 312105545005.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 180147615844 + 320397885369 = 424438^2 + 566037^2 .

It is a cyclic number.

It is not a de Polignac number, because 500545501213 - 2⁹ = 500545500701 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 (500545501223) 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 3 ways as a sum of consecutive naturals, for example, 8630094820 + ... + 8630094877.

It is an arithmetic number, because the mean of its divisors is an integer number (129451422735).

Almost surely, 2^500545501213 is an apocalyptic number.

It is an amenable number.

500545501213 is a deficient number, since it is larger than the sum of its proper divisors (17260189727).

500545501213 is a wasteful number, since it uses less digits than its factorization.

500545501213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17260189726.

The product of its (nonzero) digits is 15000, while the sum is 31.

The spelling of 500545501213 in words is "five hundred billion, five hundred forty-five million, five hundred one thousand, two hundred thirteen".