505505500530 has 32 divisors (see below), whose sum is σ = 1215345427200. Its totient is φ = 134564552832.

The previous prime is 505505500481. The next prime is 505505500531. The reversal of 505505500530 is 35005505505.

It is a super-2 number, since 2×505505500530² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 505505500491 and 505505500500.

It is not an unprimeable number, because it can be changed into a prime (505505500531) 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, 14789770 + ... + 14823909.

It is an arithmetic number, because the mean of its divisors is an integer number (37979544600).

Almost surely, 2^505505500530 is an apocalyptic number.

505505500530 is an abundant number, since it is smaller than the sum of its proper divisors (709839926670).

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

505505500530 is a wasteful number, since it uses less digits than its factorization.

505505500530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29614258.

The product of its (nonzero) digits is 46875, while the sum is 33.

The spelling of 505505500530 in words is "five hundred five billion, five hundred five million, five hundred thousand, five hundred thirty".