268289669760 has 256 divisors, whose sum is σ = 1034832464640. Its totient is φ = 57716047872.

The previous prime is 268289669759. The next prime is 268289669771. The reversal of 268289669760 is 67966982862.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 358639 + ... + 815598.

It is an arithmetic number, because the mean of its divisors is an integer number (4042314315).

Almost surely, 2^268289669760 is an apocalyptic number.

268289669760 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

268289669760 is an abundant number, since it is smaller than the sum of its proper divisors (766542794880).

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

268289669760 is a wasteful number, since it uses less digits than its factorization.

268289669760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1174283 (or 1174271 counting only the distinct ones).

The product of its (nonzero) digits is 188116992, while the sum is 69.

The spelling of 268289669760 in words is "two hundred sixty-eight billion, two hundred eighty-nine million, six hundred sixty-nine thousand, seven hundred sixty".