255072491168 has 24 divisors (see below), whose sum is σ = 547826146560. Its totient is φ = 115942041280.

The previous prime is 255072491161. The next prime is 255072491173. The reversal of 255072491168 is 861194270552.

It is not an unprimeable number, because it can be changed into a prime (255072491161) 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 3 ways as a sum of consecutive naturals, for example, 362318528 + ... + 362319231.

It is an arithmetic number, because the mean of its divisors is an integer number (22826089440).

Almost surely, 2^255072491168 is an apocalyptic number.

It is an amenable number.

255072491168 is an abundant number, since it is smaller than the sum of its proper divisors (292753655392).

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

255072491168 is a wasteful number, since it uses less digits than its factorization.

255072491168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724637780 (or 724637772 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 50.

The spelling of 255072491168 in words is "two hundred fifty-five billion, seventy-two million, four hundred ninety-one thousand, one hundred sixty-eight".