68375107078 has 4 divisors (see below), whose sum is σ = 102562660620. Its totient is φ = 34187553538.

The previous prime is 68375107061. The next prime is 68375107081. The reversal of 68375107078 is 87070157386.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17093776768 + ... + 17093776771.

It is an arithmetic number, because the mean of its divisors is an integer number (25640665155).

Almost surely, 2^68375107078 is an apocalyptic number.

68375107078 is a deficient number, since it is larger than the sum of its proper divisors (34187553542).

68375107078 is a wasteful number, since it uses less digits than its factorization.

68375107078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34187553541.

The product of its (nonzero) digits is 1975680, while the sum is 52.

The spelling of 68375107078 in words is "sixty-eight billion, three hundred seventy-five million, one hundred seven thousand, seventy-eight".