556510342653225 has 18 divisors (see below), whose sum is σ = 996771858174846. Its totient is φ = 296805516081600.

The previous prime is 556510342653179. The next prime is 556510342653269. The reversal of 556510342653225 is 522356243015655.

556510342653225 is a `hidden beast` number, since 5 + 5 + 6 + 5 + 10 + 342 + 65 + 3 + 225 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 138750754121001 + 417759588532224 = 11779251^2 + 20439168^2 .

It is not a de Polignac number, because 556510342653225 - 2⁸ = 556510342652969 is a prime.

It is a super-2 number, since 2×556510342653225² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1236689650116 + ... + 1236689650565.

It is an arithmetic number, because the mean of its divisors is an integer number (55376214343047).

Almost surely, 2^{556510342653225} is an apocalyptic number.

It is an amenable number.

556510342653225 is a deficient number, since it is larger than the sum of its proper divisors (440261515521621).

556510342653225 is a wasteful number, since it uses less digits than its factorization.

556510342653225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2473379300697 (or 2473379300689 counting only the distinct ones).

The product of its (nonzero) digits is 32400000, while the sum is 54.

The spelling of 556510342653225 in words is "five hundred fifty-six trillion, five hundred ten billion, three hundred forty-two million, six hundred fifty-three thousand, two hundred twenty-five".