268348531968 has 108 divisors (see below), whose sum is σ = 844052777568. Its totient is φ = 81317729280.

The previous prime is 268348531963. The next prime is 268348532117. The reversal of 268348531968 is 869135843862.

It is a happy number.

268348531968 is a `hidden beast` number, since 2 + 6 + 8 + 3 + 4 + 8 + 531 + 96 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268348531963) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5268780 + ... + 5319467.

It is an arithmetic number, because the mean of its divisors is an integer number (7815303496).

Almost surely, 2^268348531968 is an apocalyptic number.

It is an amenable number.

268348531968 is an abundant number, since it is smaller than the sum of its proper divisors (575704245600).

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

268348531968 is a wasteful number, since it uses less digits than its factorization.

268348531968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10588280 (or 10588263 counting only the distinct ones).

The product of its digits is 59719680, while the sum is 63.

The spelling of 268348531968 in words is "two hundred sixty-eight billion, three hundred forty-eight million, five hundred thirty-one thousand, nine hundred sixty-eight".