68253863453703 has 24 divisors (see below), whose sum is σ = 100868735806176. Its totient is φ = 44460230184000.

The previous prime is 68253863453683. The next prime is 68253863453707. The reversal of 68253863453703 is 30735436835286.

68253863453703 is a `hidden beast` number, since 6 + 8 + 2 + 5 + 38 + 63 + 4 + 537 + 0 + 3 = 666.

It is not a de Polignac number, because 68253863453703 - 2³⁴ = 68236683584519 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68253863453707) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 411585900 + ... + 411751697.

It is an arithmetic number, because the mean of its divisors is an integer number (4202863991924).

Almost surely, 2^{68253863453703} is an apocalyptic number.

68253863453703 is a deficient number, since it is larger than the sum of its proper divisors (32614872352473).

68253863453703 is a wasteful number, since it uses less digits than its factorization.

68253863453703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 823337815 (or 823337812 counting only the distinct ones).

The product of its (nonzero) digits is 261273600, while the sum is 63.

The spelling of 68253863453703 in words is "sixty-eight trillion, two hundred fifty-three billion, eight hundred sixty-three million, four hundred fifty-three thousand, seven hundred three".