68827678 has 4 divisors (see below), whose sum is σ = 103241520. Its totient is φ = 34413838.

The previous prime is 68827651. The next prime is 68827691. The reversal of 68827678 is 87672886.

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, 17206918 + ... + 17206921.

It is an arithmetic number, because the mean of its divisors is an integer number (25810380).

Almost surely, 2^68827678 is an apocalyptic number.

68827678 is a deficient number, since it is larger than the sum of its proper divisors (34413842).

68827678 is a wasteful number, since it uses less digits than its factorization.

68827678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34413841.

The product of its digits is 1806336, while the sum is 52.

The square root of 68827678 is about 8296.2448131670. The cubic root of 68827678 is about 409.8148638660.

The spelling of 68827678 in words is "sixty-eight million, eight hundred twenty-seven thousand, six hundred seventy-eight".