68934946676 has 12 divisors (see below), whose sum is σ = 120660765540. Its totient is φ = 34460442240.

The previous prime is 68934946657. The next prime is 68934946697. The reversal of 68934946676 is 67664943986.

It can be written as a sum of positive squares in 2 ways, for example, as 68298595600 + 636351076 = 261340^2 + 25226^2 .

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 1735685 + ... + 1774956.

It is an arithmetic number, because the mean of its divisors is an integer number (10055063795).

Almost surely, 2^68934946676 is an apocalyptic number.

It is an amenable number.

68934946676 is a deficient number, since it is larger than the sum of its proper divisors (51725818864).

68934946676 is a wasteful number, since it uses less digits than its factorization.

68934946676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3515554 (or 3515552 counting only the distinct ones).

The product of its digits is 282175488, while the sum is 68.

The spelling of 68934946676 in words is "sixty-eight billion, nine hundred thirty-four million, nine hundred forty-six thousand, six hundred seventy-six".