268055636496 has 40 divisors (see below), whose sum is σ = 714815034624. Its totient is φ = 86469559680.

The previous prime is 268055636479. The next prime is 268055636501. The reversal of 268055636496 is 694636550862.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90070971 + ... + 90073946.

Almost surely, 2^268055636496 is an apocalyptic number.

It is an amenable number.

268055636496 is an abundant number, since it is smaller than the sum of its proper divisors (446759398128).

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

268055636496 is a wasteful number, since it uses less digits than its factorization.

268055636496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180144959 (or 180144953 counting only the distinct ones).

The product of its (nonzero) digits is 55987200, while the sum is 60.

The spelling of 268055636496 in words is "two hundred sixty-eight billion, fifty-five million, six hundred thirty-six thousand, four hundred ninety-six".