68549665256088 has 16 divisors (see below), whose sum is σ = 171374163140280. Its totient is φ = 22849888418688.

The previous prime is 68549665256071. The next prime is 68549665256099. The reversal of 68549665256088 is 88065256694586.

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, 1428118026145 + ... + 1428118026192.

Almost surely, 2^{68549665256088} is an apocalyptic number.

It is an amenable number.

68549665256088 is an abundant number, since it is smaller than the sum of its proper divisors (102824497884192).

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

68549665256088 is a wasteful number, since it uses less digits than its factorization.

68549665256088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2856236052346 (or 2856236052342 counting only the distinct ones).

The product of its (nonzero) digits is 5971968000, while the sum is 78.

The spelling of 68549665256088 in words is "sixty-eight trillion, five hundred forty-nine billion, six hundred sixty-five million, two hundred fifty-six thousand, eighty-eight".