68271328677 has 8 divisors (see below), whose sum is σ = 91030780800. Its totient is φ = 45513047840.

The previous prime is 68271328621. The next prime is 68271328691. The reversal of 68271328677 is 77682317286.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 68271328677 - 2⁷ = 68271328549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68271328277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146349 + ... + 397442.

It is an arithmetic number, because the mean of its divisors is an integer number (11378847600).

Almost surely, 2^68271328677 is an apocalyptic number.

It is an amenable number.

68271328677 is a deficient number, since it is larger than the sum of its proper divisors (22759452123).

68271328677 is a wasteful number, since it uses less digits than its factorization.

68271328677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585643.

The product of its digits is 9483264, while the sum is 57.

The spelling of 68271328677 in words is "sixty-eight billion, two hundred seventy-one million, three hundred twenty-eight thousand, six hundred seventy-seven".