268458708452 has 144 divisors (see below), whose sum is σ = 549211051200. Its totient is φ = 114730767360.

The previous prime is 268458708439. The next prime is 268458708473. The reversal of 268458708452 is 254807854862.

It is a happy number.

268458708452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 268458708391 and 268458708400.

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 47 ways as a sum of consecutive naturals, for example, 640712699 + ... + 640713117.

Almost surely, 2^268458708452 is an apocalyptic number.

268458708452 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

268458708452 is an abundant number, since it is smaller than the sum of its proper divisors (280752342748).

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

268458708452 is a wasteful number, since it uses less digits than its factorization.

268458708452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695 (or 644 counting only the distinct ones).

The product of its (nonzero) digits is 34406400, while the sum is 59.

The spelling of 268458708452 in words is "two hundred sixty-eight billion, four hundred fifty-eight million, seven hundred eight thousand, four hundred fifty-two".