254252646717 has 16 divisors (see below), whose sum is σ = 341443316160. Its totient is φ = 168285801600.

The previous prime is 254252646619. The next prime is 254252646721. The reversal of 254252646717 is 717646252452.

254252646717 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 254252646717 - 2¹⁰ = 254252645693 is a prime.

It is a super-2 number, since 2×254252646717² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 254252646717.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254252646727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 232134 + ... + 749927.

It is an arithmetic number, because the mean of its divisors is an integer number (21340207260).

Almost surely, 2^254252646717 is an apocalyptic number.

It is an amenable number.

254252646717 is a deficient number, since it is larger than the sum of its proper divisors (87190669443).

254252646717 is a wasteful number, since it uses less digits than its factorization.

254252646717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 982684.

The product of its digits is 5644800, while the sum is 51.

The spelling of 254252646717 in words is "two hundred fifty-four billion, two hundred fifty-two million, six hundred forty-six thousand, seven hundred seventeen".