505560204401 has 8 divisors (see below), whose sum is σ = 611770331520. Its totient is φ = 407846887488.

The previous prime is 505560204379. The next prime is 505560204403. The reversal of 505560204401 is 104402065505.

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 505560204401 - 2⁶ = 505560204337 is a prime.

It is a super-2 number, since 2×505560204401² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505560204403) 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, 2124202421 + ... + 2124202658.

It is an arithmetic number, because the mean of its divisors is an integer number (76471291440).

Almost surely, 2^505560204401 is an apocalyptic number.

It is an amenable number.

505560204401 is a deficient number, since it is larger than the sum of its proper divisors (106210127119).

505560204401 is a wasteful number, since it uses less digits than its factorization.

505560204401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4248405103.

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 505560204401 its reverse (104402065505), we get a palindrome (609962269906).

The spelling of 505560204401 in words is "five hundred five billion, five hundred sixty million, two hundred four thousand, four hundred one".