68513751034103 has 8 divisors (see below), whose sum is σ = 70876537250400. Its totient is φ = 66150981023008.

The previous prime is 68513751034087. The next prime is 68513751034109. The reversal of 68513751034103 is 30143015731586.

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 68513751034103 - 2⁴ = 68513751034087 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 (68513751034109) 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, 4884353 + ... + 12684021.

It is an arithmetic number, because the mean of its divisors is an integer number (8859567156300).

Almost surely, 2^{68513751034103} is an apocalyptic number.

68513751034103 is a deficient number, since it is larger than the sum of its proper divisors (2362786216297).

68513751034103 is a wasteful number, since it uses less digits than its factorization.

68513751034103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8102601.

The product of its (nonzero) digits is 907200, while the sum is 47.

Adding to 68513751034103 its reverse (30143015731586), we get a palindrome (98656766765689).

The spelling of 68513751034103 in words is "sixty-eight trillion, five hundred thirteen billion, seven hundred fifty-one million, thirty-four thousand, one hundred three".