67828502788 has 12 divisors (see below), whose sum is σ = 119058492112. Its totient is φ = 33811790760.

The previous prime is 67828502761. The next prime is 67828502803. The reversal of 67828502788 is 88720582876.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25613670 + ... + 25616317.

Almost surely, 2^67828502788 is an apocalyptic number.

It is an amenable number.

67828502788 is a deficient number, since it is larger than the sum of its proper divisors (51229989324).

67828502788 is a wasteful number, since it uses less digits than its factorization.

67828502788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51230322 (or 51230320 counting only the distinct ones).

The product of its (nonzero) digits is 24084480, while the sum is 61.

The spelling of 67828502788 in words is "sixty-seven billion, eight hundred twenty-eight million, five hundred two thousand, seven hundred eighty-eight".