68468805016 has 16 divisors (see below), whose sum is σ = 128382395040. Its totient is φ = 34233499680.

The previous prime is 68468805001. The next prime is 68468805019. The reversal of 68468805016 is 61050886486.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68468805019) by changing a digit.

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, 297025 + ... + 474511.

It is an arithmetic number, because the mean of its divisors is an integer number (8023899690).

Almost surely, 2^68468805016 is an apocalyptic number.

It is an amenable number.

68468805016 is a deficient number, since it is larger than the sum of its proper divisors (59913590024).

68468805016 is a wasteful number, since it uses less digits than its factorization.

68468805016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225714 (or 225710 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 52.

The spelling of 68468805016 in words is "sixty-eight billion, four hundred sixty-eight million, eight hundred five thousand, sixteen".