268687116 has 36 divisors (see below), whose sum is σ = 679903224. Its totient is φ = 89467200.

The previous prime is 268687087. The next prime is 268687129. The reversal of 268687116 is 611786862.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35856 + ... + 42696.

Almost surely, 2^268687116 is an apocalyptic number.

It is an amenable number.

268687116 is an abundant number, since it is smaller than the sum of its proper divisors (411216108).

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

268687116 is a wasteful number, since it uses less digits than its factorization.

268687116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7942 (or 7937 counting only the distinct ones).

The product of its digits is 193536, while the sum is 45.

The square root of 268687116 is about 16391.6782545290. The cubic root of 268687116 is about 645.2811033598.

The spelling of 268687116 in words is "two hundred sixty-eight million, six hundred eighty-seven thousand, one hundred sixteen".