505442535354212 has 48 divisors (see below), whose sum is σ = 918719307717120. Its totient is φ = 243054078086400.

The previous prime is 505442535354191. The next prime is 505442535354247. The reversal of 505442535354212 is 212453535244505.

It is a super-2 number, since 2×505442535354212² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29379512 + ... + 43290192.

It is an arithmetic number, because the mean of its divisors is an integer number (19139985577440).

Almost surely, 2^{505442535354212} is an apocalyptic number.

It is an amenable number.

505442535354212 is a deficient number, since it is larger than the sum of its proper divisors (413276772362908).

505442535354212 is a wasteful number, since it uses less digits than its factorization.

505442535354212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13912532 (or 13912530 counting only the distinct ones).

The product of its (nonzero) digits is 14400000, while the sum is 50.

The spelling of 505442535354212 in words is "five hundred five trillion, four hundred forty-two billion, five hundred thirty-five million, three hundred fifty-four thousand, two hundred twelve".