67628963366278 has 16 divisors (see below), whose sum is σ = 102153232349280. Its totient is φ = 33578052480000.

The previous prime is 67628963366269. The next prime is 67628963366291. The reversal of 67628963366278 is 87266336982676.

It is a junction number, because it is equal to n+sod(n) for n = 67628963366198 and 67628963366207.

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 7 ways as a sum of consecutive naturals, for example, 40827373 + ... + 42451528.

It is an arithmetic number, because the mean of its divisors is an integer number (6384577021830).

Almost surely, 2^{67628963366278} is an apocalyptic number.

67628963366278 is a deficient number, since it is larger than the sum of its proper divisors (34524268983002).

67628963366278 is a wasteful number, since it uses less digits than its factorization.

67628963366278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83281743.

The product of its digits is 7900913664, while the sum is 79.

The spelling of 67628963366278 in words is "sixty-seven trillion, six hundred twenty-eight billion, nine hundred sixty-three million, three hundred sixty-six thousand, two hundred seventy-eight".