1356791355668 has 12 divisors (see below), whose sum is σ = 2713582711392. Its totient is φ = 581482009560.

The previous prime is 1356791355599. The next prime is 1356791355671. The reversal of 1356791355668 is 8665531976531.

It is a happy number.

1356791355668 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24228417038 + ... + 24228417093.

It is an arithmetic number, because the mean of its divisors is an integer number (226131892616).

Almost surely, 2^{1356791355668} is an apocalyptic number.

It is an amenable number.

1356791355668 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1356791355668 is a wasteful number, since it uses less digits than its factorization.

1356791355668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48456834142 (or 48456834140 counting only the distinct ones).

The product of its digits is 122472000, while the sum is 65.

The spelling of 1356791355668 in words is "one trillion, three hundred fifty-six billion, seven hundred ninety-one million, three hundred fifty-five thousand, six hundred sixty-eight".