68718266038 has 8 divisors (see below), whose sum is σ = 103079325240. Its totient is φ = 34358490960.

The previous prime is 68718266027. The next prime is 68718266087. The reversal of 68718266038 is 83066281786.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 68718266038.

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, 173728 + ... + 409411.

It is an arithmetic number, because the mean of its divisors is an integer number (12884915655).

Almost surely, 2^68718266038 is an apocalyptic number.

68718266038 is a deficient number, since it is larger than the sum of its proper divisors (34361059202).

68718266038 is a wasteful number, since it uses less digits than its factorization.

68718266038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642062.

The product of its (nonzero) digits is 4644864, while the sum is 55.

The spelling of 68718266038 in words is "sixty-eight billion, seven hundred eighteen million, two hundred sixty-six thousand, thirty-eight".