268673648448 has 112 divisors (see below), whose sum is σ = 744192852480. Its totient is φ = 85384594944.

The previous prime is 268673648429. The next prime is 268673648473. The reversal of 268673648448 is 844846376862.

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 15 ways as a sum of consecutive naturals, for example, 1256623 + ... + 1454801.

It is an arithmetic number, because the mean of its divisors is an integer number (6644579040).

Almost surely, 2^268673648448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 268673648448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (372096426240).

268673648448 is an abundant number, since it is smaller than the sum of its proper divisors (475519204032).

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

268673648448 is a wasteful number, since it uses less digits than its factorization.

268673648448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198524 (or 198514 counting only the distinct ones).

The product of its digits is 297271296, while the sum is 66.

The spelling of 268673648448 in words is "two hundred sixty-eight billion, six hundred seventy-three million, six hundred forty-eight thousand, four hundred forty-eight".