68417133446 has 4 divisors (see below), whose sum is σ = 102625700172. Its totient is φ = 34208566722.

The previous prime is 68417133443. The next prime is 68417133451. The reversal of 68417133446 is 64433171486.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 68417133446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68417133443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17104283360 + ... + 17104283363.

It is an arithmetic number, because the mean of its divisors is an integer number (25656425043).

Almost surely, 2^68417133446 is an apocalyptic number.

68417133446 is a deficient number, since it is larger than the sum of its proper divisors (34208566726).

68417133446 is a wasteful number, since it uses less digits than its factorization.

68417133446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34208566725.

The product of its digits is 1161216, while the sum is 47.

The spelling of 68417133446 in words is "sixty-eight billion, four hundred seventeen million, one hundred thirty-three thousand, four hundred forty-six".