68046028678 has 32 divisors (see below), whose sum is σ = 110227599360. Its totient is φ = 31407831840.

The previous prime is 68046028597. The next prime is 68046028681. The reversal of 68046028678 is 87682064086.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3446551 + ... + 3466237.

It is an arithmetic number, because the mean of its divisors is an integer number (3444612480).

Almost surely, 2^68046028678 is an apocalyptic number.

68046028678 is a deficient number, since it is larger than the sum of its proper divisors (42181570682).

68046028678 is a wasteful number, since it uses less digits than its factorization.

68046028678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22332.

The product of its (nonzero) digits is 6193152, while the sum is 55.

The spelling of 68046028678 in words is "sixty-eight billion, forty-six million, twenty-eight thousand, six hundred seventy-eight".