268617378 has 16 divisors (see below), whose sum is σ = 542555136. Its totient is φ = 88652400.

The previous prime is 268617367. The next prime is 268617413. The reversal of 268617378 is 873716862.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221026 + ... + 222237.

It is an arithmetic number, because the mean of its divisors is an integer number (33909696).

Almost surely, 2^268617378 is an apocalyptic number.

268617378 is an abundant number, since it is smaller than the sum of its proper divisors (273937758).

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

268617378 is a wasteful number, since it uses less digits than its factorization.

268617378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443369.

The product of its digits is 677376, while the sum is 48.

The square root of 268617378 is about 16389.5508785323. The cubic root of 268617378 is about 645.2252707516.

The spelling of 268617378 in words is "two hundred sixty-eight million, six hundred seventeen thousand, three hundred seventy-eight".