505630244324 has 12 divisors (see below), whose sum is σ = 884868200748. Its totient is φ = 252810758400.

The previous prime is 505630244311. The next prime is 505630244351. The reversal of 505630244324 is 423442036505.

It can be written as a sum of positive squares in 2 ways, for example, as 311105141824 + 194525102500 = 557768^2 + 441050^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 822917 + ... + 1299404.

It is an arithmetic number, because the mean of its divisors is an integer number (73739016729).

Almost surely, 2^505630244324 is an apocalyptic number.

It is an amenable number.

505630244324 is a deficient number, since it is larger than the sum of its proper divisors (379237956424).

505630244324 is a wasteful number, since it uses less digits than its factorization.

505630244324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2181886 (or 2181884 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 38.

The spelling of 505630244324 in words is "five hundred five billion, six hundred thirty million, two hundred forty-four thousand, three hundred twenty-four".