68066616050 has 24 divisors (see below), whose sum is σ = 126630561792. Its totient is φ = 27220914000.

The previous prime is 68066616049. The next prime is 68066616077. The reversal of 68066616050 is 5061666086.

It is a junction number, because it is equal to n+sod(n) for n = 68066615992 and 68066616010.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 100655 + ... + 382445.

It is an arithmetic number, because the mean of its divisors is an integer number (5276273408).

Almost surely, 2^68066616050 is an apocalyptic number.

68066616050 is a deficient number, since it is larger than the sum of its proper divisors (58563945742).

68066616050 is a wasteful number, since it uses less digits than its factorization.

68066616050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286634 (or 286629 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 44.

The spelling of 68066616050 in words is "sixty-eight billion, sixty-six million, six hundred sixteen thousand, fifty".