268026362648 has 32 divisors (see below), whose sum is σ = 548417640960. Its totient is φ = 121789742880.

The previous prime is 268026362623. The next prime is 268026362683. The reversal of 268026362648 is 846263620862.

It is a self number, because there is not a number n which added to its sum of digits gives 268026362648.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237740 + ... + 769787.

It is an arithmetic number, because the mean of its divisors is an integer number (17138051280).

Almost surely, 2^268026362648 is an apocalyptic number.

It is an amenable number.

268026362648 is an abundant number, since it is smaller than the sum of its proper divisors (280391278312).

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

268026362648 is a wasteful number, since it uses less digits than its factorization.

268026362648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010567 (or 1010563 counting only the distinct ones).

The product of its (nonzero) digits is 7962624, while the sum is 53.

The spelling of 268026362648 in words is "two hundred sixty-eight billion, twenty-six million, three hundred sixty-two thousand, six hundred forty-eight".