268628867376 has 80 divisors (see below), whose sum is σ = 696615199488. Its totient is φ = 89200441600.

The previous prime is 268628867359. The next prime is 268628867401. The reversal of 268628867376 is 673768826862.

268628867376 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×268628867376² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 268628867376.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29806711 + ... + 29815721.

Almost surely, 2^268628867376 is an apocalyptic number.

It is an amenable number.

268628867376 is an abundant number, since it is smaller than the sum of its proper divisors (427986332112).

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

268628867376 is a wasteful number, since it uses less digits than its factorization.

268628867376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11330 (or 11324 counting only the distinct ones).

The product of its digits is 390168576, while the sum is 69.

The spelling of 268628867376 in words is "two hundred sixty-eight billion, six hundred twenty-eight million, eight hundred sixty-seven thousand, three hundred seventy-six".