268385510934 has 24 divisors (see below), whose sum is σ = 606784634352. Its totient is φ = 85572191760.

The previous prime is 268385510927. The next prime is 268385510989. The reversal of 268385510934 is 439015583862.

268385510934 is a `hidden beast` number, since 2 + 6 + 8 + 38 + 5 + 510 + 93 + 4 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 324136677 + ... + 324137504.

It is an arithmetic number, because the mean of its divisors is an integer number (25282693098).

Almost surely, 2^268385510934 is an apocalyptic number.

268385510934 is an abundant number, since it is smaller than the sum of its proper divisors (338399123418).

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

268385510934 is a wasteful number, since it uses less digits than its factorization.

268385510934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648274212 (or 648274209 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 54.

The spelling of 268385510934 in words is "two hundred sixty-eight billion, three hundred eighty-five million, five hundred ten thousand, nine hundred thirty-four".