503668705122 has 270 divisors, whose sum is σ = 1284325151571. Its totient is φ = 147417874560.

The previous prime is 503668705093. The next prime is 503668705193. The reversal of 503668705122 is 221507866305.

503668705122 is a `hidden beast` number, since 5 + 0 + 3 + 6 + 68 + 70 + 512 + 2 = 666.

It can be written as a sum of positive squares in 5 ways, for example, as 474639701481 + 29029003641 = 688941^2 + 170379^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=501831.

It is an unprimeable number.

It is a polite number, since it can be written in 134 ways as a sum of consecutive naturals, for example, 3676413838 + ... + 3676413974.

Almost surely, 2^503668705122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 503668705122

503668705122 is an abundant number, since it is smaller than the sum of its proper divisors (780656446449).

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

503668705122 is a wasteful number, since it uses less digits than its factorization.

503668705122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384 (or 190 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 503668705122 in words is "five hundred three billion, six hundred sixty-eight million, seven hundred five thousand, one hundred twenty-two".