268444454284326 has 128 divisors (see below), whose sum is σ = 588889383515136. Its totient is φ = 81322331650560.

The previous prime is 268444454284319. The next prime is 268444454284351. The reversal of 268444454284326 is 623482454444862.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 970527640 + ... + 970804196.

It is an arithmetic number, because the mean of its divisors is an integer number (4600698308712).

Almost surely, 2^{268444454284326} is an apocalyptic number.

268444454284326 is an abundant number, since it is smaller than the sum of its proper divisors (320444929230810).

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

268444454284326 is a wasteful number, since it uses less digits than its factorization.

268444454284326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281086.

The product of its digits is 1132462080, while the sum is 66.

The spelling of 268444454284326 in words is "two hundred sixty-eight trillion, four hundred forty-four billion, four hundred fifty-four million, two hundred eighty-four thousand, three hundred twenty-six".