268287713537240 has 16 divisors (see below), whose sum is σ = 603647355458880. Its totient is φ = 107315085414880.

The previous prime is 268287713537203. The next prime is 268287713537299. The reversal of 268287713537240 is 42735317782862.

It is a happy number.

268287713537240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3353596419176 + ... + 3353596419255.

It is an arithmetic number, because the mean of its divisors is an integer number (37727959716180).

Almost surely, 2^{268287713537240} is an apocalyptic number.

268287713537240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

268287713537240 is an abundant number, since it is smaller than the sum of its proper divisors (335359641921640).

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

268287713537240 is a wasteful number, since it uses less digits than its factorization.

268287713537240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6707192838442 (or 6707192838438 counting only the distinct ones).

The product of its (nonzero) digits is 189665280, while the sum is 65.

The spelling of 268287713537240 in words is "two hundred sixty-eight trillion, two hundred eighty-seven billion, seven hundred thirteen million, five hundred thirty-seven thousand, two hundred forty".