268955209852 has 12 divisors (see below), whose sum is σ = 537910419760. Its totient is φ = 115266518496.

The previous prime is 268955209843. The next prime is 268955209891. The reversal of 268955209852 is 258902559862.

268955209852 is an admirable number.

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, 4802771577 + ... + 4802771632.

Almost surely, 2^268955209852 is an apocalyptic number.

It is an amenable number.

268955209852 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

268955209852 is a wasteful number, since it uses less digits than its factorization.

268955209852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9605543220 (or 9605543218 counting only the distinct ones).

The product of its (nonzero) digits is 31104000, while the sum is 61.

The spelling of 268955209852 in words is "two hundred sixty-eight billion, nine hundred fifty-five million, two hundred nine thousand, eight hundred fifty-two".