68844189093028 has 24 divisors (see below), whose sum is σ = 124637479921080. Its totient is φ = 33233590225920.

The previous prime is 68844189092989. The next prime is 68844189093067. The reversal of 68844189093028 is 82039098144886.

68844189093028 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (68844189092989) and next prime (68844189093067).

It can be written as a sum of positive squares in 4 ways, for example, as 12170664867904 + 56673524225124 = 3488648^2 + 7528182^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11186701 + ... + 16212052.

It is an arithmetic number, because the mean of its divisors is an integer number (5193228330045).

Almost surely, 2^{68844189093028} is an apocalyptic number.

It is an amenable number.

68844189093028 is a deficient number, since it is larger than the sum of its proper divisors (55793290828052).

68844189093028 is a wasteful number, since it uses less digits than its factorization.

68844189093028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27420447 (or 27420445 counting only the distinct ones).

The product of its (nonzero) digits is 191102976, while the sum is 70.

The spelling of 68844189093028 in words is "sixty-eight trillion, eight hundred forty-four billion, one hundred eighty-nine million, ninety-three thousand, twenty-eight".