68206733534 has 8 divisors (see below), whose sum is σ = 102937770120. Its totient is φ = 33894143496.

The previous prime is 68206733503. The next prime is 68206733557. The reversal of 68206733534 is 43533760286.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104611229 + ... + 104611880.

It is an arithmetic number, because the mean of its divisors is an integer number (12867221265).

Almost surely, 2^68206733534 is an apocalyptic number.

68206733534 is a deficient number, since it is larger than the sum of its proper divisors (34731036586).

68206733534 is a wasteful number, since it uses less digits than its factorization.

68206733534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209223274.

The product of its (nonzero) digits is 2177280, while the sum is 47.

The spelling of 68206733534 in words is "sixty-eight billion, two hundred six million, seven hundred thirty-three thousand, five hundred thirty-four".