68340555504386 has 8 divisors (see below), whose sum is σ = 111829999916304. Its totient is φ = 31063888865620.

The previous prime is 68340555504373. The next prime is 68340555504401.

68340555504386 is nontrivially palindromic in base 10.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1553194443260 + ... + 1553194443303.

It is an arithmetic number, because the mean of its divisors is an integer number (13978749989538).

Almost surely, 2^{68340555504386} is an apocalyptic number.

68340555504386 is a deficient number, since it is larger than the sum of its proper divisors (43489444411918).

68340555504386 is a wasteful number, since it uses less digits than its factorization.

68340555504386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3106388886576.

The product of its (nonzero) digits is 207360000, while the sum is 62.

The spelling of 68340555504386 in words is "sixty-eight trillion, three hundred forty billion, five hundred fifty-five million, five hundred four thousand, three hundred eighty-six".