201685336834 has 8 divisors (see below), whose sum is σ = 302531832720. Its totient is φ = 100841392596.

The previous prime is 201685336829. The next prime is 201685336841. The reversal of 201685336834 is 438633586102.

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

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, 426264 + ... + 764899.

It is an arithmetic number, because the mean of its divisors is an integer number (37816479090).

Almost surely, 2^201685336834 is an apocalyptic number.

201685336834 is a deficient number, since it is larger than the sum of its proper divisors (100846495886).

201685336834 is a wasteful number, since it uses less digits than its factorization.

201685336834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1275824.

The product of its (nonzero) digits is 2488320, while the sum is 49.

The spelling of 201685336834 in words is "two hundred one billion, six hundred eighty-five million, three hundred thirty-six thousand, eight hundred thirty-four".