268480636 has 6 divisors (see below), whose sum is σ = 469841120. Its totient is φ = 134240316.

The previous prime is 268480613. The next prime is 268480649. The reversal of 268480636 is 636084862.

It is a junction number, because it is equal to n+sod(n) for n = 268480592 and 268480601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33560076 + ... + 33560083.

Almost surely, 2^268480636 is an apocalyptic number.

It is an amenable number.

268480636 is a deficient number, since it is larger than the sum of its proper divisors (201360484).

268480636 is a wasteful number, since it uses less digits than its factorization.

268480636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67120163 (or 67120161 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 43.

The square root of 268480636 is about 16385.3787261693. The cubic root of 268480636 is about 645.1157663329.

The spelling of 268480636 in words is "two hundred sixty-eight million, four hundred eighty thousand, six hundred thirty-six".