68730681222732 has 24 divisors (see below), whose sum is σ = 169805212433136. Its totient is φ = 21562566658048.

The previous prime is 68730681222703. The next prime is 68730681222737. The reversal of 68730681222732 is 23722218603786.

It is not an unprimeable number, because it can be changed into a prime (68730681222737) 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, 168457551813 + ... + 168457552220.

It is an arithmetic number, because the mean of its divisors is an integer number (7075217184714).

Almost surely, 2^{68730681222732} is an apocalyptic number.

It is an amenable number.

68730681222732 is an abundant number, since it is smaller than the sum of its proper divisors (101074531210404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68730681222732 is a wasteful number, since it uses less digits than its factorization.

68730681222732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336915104057 (or 336915104055 counting only the distinct ones).

The product of its (nonzero) digits is 16257024, while the sum is 57.

The spelling of 68730681222732 in words is "sixty-eight trillion, seven hundred thirty billion, six hundred eighty-one million, two hundred twenty-two thousand, seven hundred thirty-two".