268464634378 has 8 divisors (see below), whose sum is σ = 402706067040. Its totient is φ = 134229278700.

The previous prime is 268464634367. The next prime is 268464634483. The reversal of 268464634378 is 873436464862.

268464634378 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 1407148 + ... + 1586503.

It is an arithmetic number, because the mean of its divisors is an integer number (50338258380).

Almost surely, 2^268464634378 is an apocalyptic number.

268464634378 is a deficient number, since it is larger than the sum of its proper divisors (134241432662).

268464634378 is a wasteful number, since it uses less digits than its factorization.

268464634378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3038492.

The product of its digits is 111476736, while the sum is 61.

The spelling of 268464634378 in words is "two hundred sixty-eight billion, four hundred sixty-four million, six hundred thirty-four thousand, three hundred seventy-eight".