68245384484663 has 8 divisors (see below), whose sum is σ = 68551666205568. Its totient is φ = 67939104983904.

The previous prime is 68245384484657. The next prime is 68245384484689. The reversal of 68245384484663 is 36648448354286.

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 68245384484663 - 2¹⁶ = 68245384419127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68245384484363) 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, 113706545 + ... + 114305157.

It is an arithmetic number, because the mean of its divisors is an integer number (8568958275696).

Almost surely, 2^{68245384484663} is an apocalyptic number.

68245384484663 is a deficient number, since it is larger than the sum of its proper divisors (306281720905).

68245384484663 is a wasteful number, since it uses less digits than its factorization.

68245384484663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110073.

The product of its digits is 2548039680, while the sum is 71.

The spelling of 68245384484663 in words is "sixty-eight trillion, two hundred forty-five billion, three hundred eighty-four million, four hundred eighty-four thousand, six hundred sixty-three".