68554957823799 has 8 divisors (see below), whose sum is σ = 91411302118272. Its totient is φ = 45700959372600.

The previous prime is 68554957823753. The next prime is 68554957823851. The reversal of 68554957823799 is 99732875945586.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 68554957823799 - 2¹⁶ = 68554957758263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68554957823699) 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, 586392627 + ... + 586509524.

It is an arithmetic number, because the mean of its divisors is an integer number (11426412764784).

Almost surely, 2^{68554957823799} is an apocalyptic number.

68554957823799 is a deficient number, since it is larger than the sum of its proper divisors (22856344294473).

68554957823799 is a wasteful number, since it uses less digits than its factorization.

68554957823799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1172921637.

The product of its digits is 41150592000, while the sum is 87.

The spelling of 68554957823799 in words is "sixty-eight trillion, five hundred fifty-four billion, nine hundred fifty-seven million, eight hundred twenty-three thousand, seven hundred ninety-nine".