43685323082686 has 4 divisors (see below), whose sum is σ = 65527984624032. Its totient is φ = 21842661541342.

The previous prime is 43685323082659. The next prime is 43685323082699. The reversal of 43685323082686 is 68628032358634.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10921330770670 + ... + 10921330770673.

It is an arithmetic number, because the mean of its divisors is an integer number (16381996156008).

Almost surely, 2^{43685323082686} is an apocalyptic number.

43685323082686 is a deficient number, since it is larger than the sum of its proper divisors (21842661541346).

43685323082686 is a wasteful number, since it uses less digits than its factorization.

43685323082686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21842661541345.

The product of its (nonzero) digits is 238878720, while the sum is 64.

The spelling of 43685323082686 in words is "forty-three trillion, six hundred eighty-five billion, three hundred twenty-three million, eighty-two thousand, six hundred eighty-six".