505560204413 has 16 divisors (see below), whose sum is σ = 584453741760. Its totient is φ = 432928675200.

The previous prime is 505560204403. The next prime is 505560204449. The reversal of 505560204413 is 314402065505.

It is a cyclic number.

It is not a de Polignac number, because 505560204413 - 2⁸ = 505560204157 is a prime.

It is a super-2 number, since 2×505560204413² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505560204403) 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 15 ways as a sum of consecutive naturals, for example, 19314095 + ... + 19340252.

It is an arithmetic number, because the mean of its divisors is an integer number (36528358860).

Almost surely, 2^505560204413 is an apocalyptic number.

It is an amenable number.

505560204413 is a deficient number, since it is larger than the sum of its proper divisors (78893537347).

505560204413 is a wasteful number, since it uses less digits than its factorization.

505560204413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38654428.

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 505560204413 its reverse (314402065505), we get a palindrome (819962269918).

The spelling of 505560204413 in words is "five hundred five billion, five hundred sixty million, two hundred four thousand, four hundred thirteen".