68737073786 has 8 divisors (see below), whose sum is σ = 103411563060. Its totient is φ = 34266552768.

The previous prime is 68737073731. The next prime is 68737073789.

68737073786 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 68686450561 + 50623225 = 262081^2 + 7115^2 .

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

It is not an unprimeable number, because it can be changed into a prime (68737073789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50991221 + ... + 50992568.

Almost surely, 2^68737073786 is an apocalyptic number.

68737073786 is a deficient number, since it is larger than the sum of its proper divisors (34674489274).

68737073786 is a wasteful number, since it uses less digits than its factorization.

68737073786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101984128.

The product of its (nonzero) digits is 49787136, while the sum is 62.

The spelling of 68737073786 in words is "sixty-eight billion, seven hundred thirty-seven million, seventy-three thousand, seven hundred eighty-six".