5172500605556 has 6 divisors (see below), whose sum is σ = 9051876059730. Its totient is φ = 2586250302776.

The previous prime is 5172500605549. The next prime is 5172500605561. The reversal of 5172500605556 is 6555060052715.

It can be written as a sum of positive squares in only one way, i.e., 5083374473956 + 89126131600 = 2254634^2 + 298540^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5172500605556.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 646562575691 + ... + 646562575698.

It is an arithmetic number, because the mean of its divisors is an integer number (1508646009955).

Almost surely, 2^{5172500605556} is an apocalyptic number.

It is an amenable number.

5172500605556 is a deficient number, since it is larger than the sum of its proper divisors (3879375454174).

5172500605556 is a wasteful number, since it uses less digits than its factorization.

5172500605556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1293125151393 (or 1293125151391 counting only the distinct ones).

The product of its (nonzero) digits is 1575000, while the sum is 47.

The spelling of 5172500605556 in words is "five trillion, one hundred seventy-two billion, five hundred million, six hundred five thousand, five hundred fifty-six".