268722528000 has 576 divisors, whose sum is σ = 928889095680. Its totient is φ = 68800512000.

The previous prime is 268722527921. The next prime is 268722528007. The reversal of 268722528000 is 825227862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268722528007) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 263711491 + ... + 263712509.

It is an arithmetic number, because the mean of its divisors is an integer number (1612654680).

Almost surely, 2^268722528000 is an apocalyptic number.

268722528000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 268722528000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (464444547840).

268722528000 is an abundant number, since it is smaller than the sum of its proper divisors (660166567680).

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

268722528000 is a wasteful number, since it uses less digits than its factorization.

268722528000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1161 (or 1137 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 42.

The spelling of 268722528000 in words is "two hundred sixty-eight billion, seven hundred twenty-two million, five hundred twenty-eight thousand".