268959961488 has 20 divisors (see below), whose sum is σ = 694813233968. Its totient is φ = 89653320480.

The previous prime is 268959961469. The next prime is 268959961609. The reversal of 268959961488 is 884169959862.

268959961488 is digitally balanced in base 2 and base 7, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2801666218 + ... + 2801666313.

Almost surely, 2^268959961488 is an apocalyptic number.

It is an amenable number.

268959961488 is an abundant number, since it is smaller than the sum of its proper divisors (425853272480).

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

268959961488 is a wasteful number, since it uses less digits than its factorization.

268959961488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5603332542 (or 5603332536 counting only the distinct ones).

The product of its digits is 537477120, while the sum is 75.

The spelling of 268959961488 in words is "two hundred sixty-eight billion, nine hundred fifty-nine million, nine hundred sixty-one thousand, four hundred eighty-eight".