505560000100 has 36 divisors (see below), whose sum is σ = 1132454407168. Its totient is φ = 195700644000.

The previous prime is 505560000091. The next prime is 505560000103. The reversal of 505560000100 is 1000065505.

It is a super-2 number, since 2×505560000100² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (505560000103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 81538836 + ... + 81545035.

Almost surely, 2^505560000100 is an apocalyptic number.

505560000100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

505560000100 is an abundant number, since it is smaller than the sum of its proper divisors (626894407068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

505560000100 is a wasteful number, since it uses less digits than its factorization.

505560000100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163083916 (or 163083909 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 22.

Adding to 505560000100 its reverse (1000065505), we get a palindrome (506560065605).

The spelling of 505560000100 in words is "five hundred five billion, five hundred sixty million, one hundred", and thus it is an aban number.