268203158012 has 24 divisors (see below), whose sum is σ = 474296182752. Its totient is φ = 132691608000.

The previous prime is 268203158009. The next prime is 268203158017. The reversal of 268203158012 is 210851302862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268203158017) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 450113 + ... + 859655.

It is an arithmetic number, because the mean of its divisors is an integer number (19762340948).

Almost surely, 2^268203158012 is an apocalyptic number.

It is an amenable number.

268203158012 is a deficient number, since it is larger than the sum of its proper divisors (206093024740).

268203158012 is a wasteful number, since it uses less digits than its factorization.

268203158012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411269 (or 411267 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 38.

The spelling of 268203158012 in words is "two hundred sixty-eight billion, two hundred three million, one hundred fifty-eight thousand, twelve".