268178214378 has 64 divisors (see below), whose sum is σ = 581099258880. Its totient is φ = 82230422400.

The previous prime is 268178214361. The next prime is 268178214383. The reversal of 268178214378 is 873412871862.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 850251 + ... + 1122177.

It is an arithmetic number, because the mean of its divisors is an integer number (9079675920).

Almost surely, 2^268178214378 is an apocalyptic number.

268178214378 is an abundant number, since it is smaller than the sum of its proper divisors (312921044502).

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

268178214378 is a wasteful number, since it uses less digits than its factorization.

268178214378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272203.

The product of its digits is 7225344, while the sum is 57.

The spelling of 268178214378 in words is "two hundred sixty-eight billion, one hundred seventy-eight million, two hundred fourteen thousand, three hundred seventy-eight".