68752340045 has 8 divisors (see below), whose sum is σ = 82504224096. Its totient is φ = 55000928016.

The previous prime is 68752340029. The next prime is 68752340087. The reversal of 68752340045 is 54004325786.

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 68752340045 - 2⁴ = 68752340029 is a prime.

It is a super-3 number, since 3×68752340045³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 68752339978 and 68752340005.

It is a congruent number.

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, 458414 + ... + 589616.

It is an arithmetic number, because the mean of its divisors is an integer number (10313028012).

Almost surely, 2^68752340045 is an apocalyptic number.

It is an amenable number.

68752340045 is a deficient number, since it is larger than the sum of its proper divisors (13751884051).

68752340045 is a wasteful number, since it uses less digits than its factorization.

68752340045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236011.

The product of its (nonzero) digits is 806400, while the sum is 44.

The spelling of 68752340045 in words is "sixty-eight billion, seven hundred fifty-two million, three hundred forty thousand, forty-five".