68506168774 has 8 divisors (see below), whose sum is σ = 102761881848. Its totient is φ = 34252208160.

The previous prime is 68506168739. The next prime is 68506168781. The reversal of 68506168774 is 47786160586.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 335587 + ... + 499630.

It is an arithmetic number, because the mean of its divisors is an integer number (12845235231).

Almost surely, 2^68506168774 is an apocalyptic number.

68506168774 is a deficient number, since it is larger than the sum of its proper divisors (34255713074).

68506168774 is a wasteful number, since it uses less digits than its factorization.

68506168774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 876230.

The product of its (nonzero) digits is 13547520, while the sum is 58.

The spelling of 68506168774 in words is "sixty-eight billion, five hundred six million, one hundred sixty-eight thousand, seven hundred seventy-four".