505502345554554 has 32 divisors (see below), whose sum is σ = 1056528967400064. Its totient is φ = 160935174005760.

The previous prime is 505502345554511. The next prime is 505502345554589. The reversal of 505502345554554 is 455455543205505.

It is a super-2 number, since 2×505502345554554² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 505502345554494 and 505502345554503.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2721348787 + ... + 2721534534.

It is an arithmetic number, because the mean of its divisors is an integer number (33016530231252).

Almost surely, 2^{505502345554554} is an apocalyptic number.

505502345554554 is an abundant number, since it is smaller than the sum of its proper divisors (551026621845510).

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

505502345554554 is a wasteful number, since it uses less digits than its factorization.

505502345554554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5442884022.

The product of its (nonzero) digits is 150000000, while the sum is 57.

The spelling of 505502345554554 in words is "five hundred five trillion, five hundred two billion, three hundred forty-five million, five hundred fifty-four thousand, five hundred fifty-four".