505200451143 has 64 divisors (see below), whose sum is σ = 723008563200. Its totient is φ = 313284464640.

The previous prime is 505200451127. The next prime is 505200451153. The reversal of 505200451143 is 341154002505.

It is not a de Polignac number, because 505200451143 - 2⁴ = 505200451127 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 505200451143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505200451153) 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 63 ways as a sum of consecutive naturals, for example, 101667963 + ... + 101672931.

It is an arithmetic number, because the mean of its divisors is an integer number (11297008800).

Almost surely, 2^505200451143 is an apocalyptic number.

505200451143 is a deficient number, since it is larger than the sum of its proper divisors (217808112057).

505200451143 is a wasteful number, since it uses less digits than its factorization.

505200451143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5512.

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 505200451143 its reverse (341154002505), we get a palindrome (846354453648).

The spelling of 505200451143 in words is "five hundred five billion, two hundred million, four hundred fifty-one thousand, one hundred forty-three".