268987286112 has 288 divisors, whose sum is σ = 766708522272. Its totient is φ = 82282217472.

The previous prime is 268987286107. The next prime is 268987286137. The reversal of 268987286112 is 211682789862.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1365417598 + ... + 1365417794.

It is an arithmetic number, because the mean of its divisors is an integer number (2662182369).

Almost surely, 2^268987286112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 268987286112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (383354261136).

268987286112 is an abundant number, since it is smaller than the sum of its proper divisors (497721236160).

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

268987286112 is a wasteful number, since it uses less digits than its factorization.

268987286112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530 (or 449 counting only the distinct ones).

The product of its digits is 9289728, while the sum is 60.

The spelling of 268987286112 in words is "two hundred sixty-eight billion, nine hundred eighty-seven million, two hundred eighty-six thousand, one hundred twelve".