68445800402435 has 8 divisors (see below), whose sum is σ = 82135016265840. Its totient is φ = 54756603133344.

The previous prime is 68445800402333. The next prime is 68445800402437. The reversal of 68445800402435 is 53420400854486.

It is a happy number.

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 68445800402435 - 2⁸ = 68445800402179 is a prime.

It is a super-3 number, since 3×68445800402435³ (a number of 42 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (68445800402437) 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, 5440124 + ... + 12902966.

It is an arithmetic number, because the mean of its divisors is an integer number (10266877033230).

Almost surely, 2^{68445800402435} is an apocalyptic number.

68445800402435 is a deficient number, since it is larger than the sum of its proper divisors (13689215863405).

68445800402435 is a wasteful number, since it uses less digits than its factorization.

68445800402435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9297157.

The product of its (nonzero) digits is 14745600, while the sum is 53.

The spelling of 68445800402435 in words is "sixty-eight trillion, four hundred forty-five billion, eight hundred million, four hundred two thousand, four hundred thirty-five".