268734340000 has 240 divisors, whose sum is σ = 762304834368. Its totient is φ = 91316736000.

The previous prime is 268734339983. The next prime is 268734340067. The reversal of 268734340000 is 43437862.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 15811507 + ... + 15828493.

Almost surely, 2^268734340000 is an apocalyptic number.

268734340000 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 268734340000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (381152417184).

268734340000 is an abundant number, since it is smaller than the sum of its proper divisors (493570494368).

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

268734340000 is a wasteful number, since it uses less digits than its factorization.

268734340000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17137 (or 17114 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 37.

Adding to 268734340000 its reverse (43437862), we get a palindrome (268777777862).

The spelling of 268734340000 in words is "two hundred sixty-eight billion, seven hundred thirty-four million, three hundred forty thousand".