268608644032 has 28 divisors (see below), whose sum is σ = 536854974040. Its totient is φ = 133338099456.

The previous prime is 268608644021. The next prime is 268608644099. The reversal of 268608644032 is 230446806862.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15088263 + ... + 15106054.

It is an arithmetic number, because the mean of its divisors is an integer number (19173391930).

Almost surely, 2^268608644032 is an apocalyptic number.

It is an amenable number.

268608644032 is a deficient number, since it is larger than the sum of its proper divisors (268246330008).

268608644032 is a wasteful number, since it uses less digits than its factorization.

268608644032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30194468 (or 30194458 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 49.

The spelling of 268608644032 in words is "two hundred sixty-eight billion, six hundred eight million, six hundred forty-four thousand, thirty-two".