268784208000 has 1152 divisors, whose sum is σ = 1225299104640. Its totient is φ = 55835136000.

The previous prime is 268784207969. The next prime is 268784208023. The reversal of 268784208000 is 802487862.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (1152).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 77614269 + ... + 77617731.

It is an arithmetic number, because the mean of its divisors is an integer number (1063627695).

Almost surely, 2^268784208000 is an apocalyptic number.

268784208000 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 268784208000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (612649552320).

268784208000 is an abundant number, since it is smaller than the sum of its proper divisors (956514896640).

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

268784208000 is a wasteful number, since it uses less digits than its factorization.

268784208000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3523 (or 3491 counting only the distinct ones).

The product of its (nonzero) digits is 344064, while the sum is 45.

The spelling of 268784208000 in words is "two hundred sixty-eight billion, seven hundred eighty-four million, two hundred eight thousand".