5207725705168 has 50 divisors (see below), whose sum is σ = 11770929665794. Its totient is φ = 2231882428608.

The previous prime is 5207725705163. The next prime is 5207725705201. The reversal of 5207725705168 is 8615075277025.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4529099036224 + 678626668944 = 2128168^2 + 823788^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5207725705163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 67742271 + ... + 67819102.

Almost surely, 2^{5207725705168} is an apocalyptic number.

It is an amenable number.

5207725705168 is an abundant number, since it is smaller than the sum of its proper divisors (6563203960626).

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

5207725705168 is an equidigital number, since it uses as much as digits as its factorization.

5207725705168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135561409 (or 135561382 counting only the distinct ones).

The product of its (nonzero) digits is 8232000, while the sum is 55.

The spelling of 5207725705168 in words is "five trillion, two hundred seven billion, seven hundred twenty-five million, seven hundred five thousand, one hundred sixty-eight".