201867108356 has 12 divisors (see below), whose sum is σ = 353322450768. Its totient is φ = 100917836712.

The previous prime is 201867108349. The next prime is 201867108403. The reversal of 201867108356 is 653801768102.

It is a self number, because there is not a number n which added to its sum of digits gives 201867108356.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3900446 + ... + 3951861.

It is an arithmetic number, because the mean of its divisors is an integer number (29443537564).

Almost surely, 2^201867108356 is an apocalyptic number.

It is an amenable number.

201867108356 is a deficient number, since it is larger than the sum of its proper divisors (151455342412).

201867108356 is a wasteful number, since it uses less digits than its factorization.

201867108356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7858738 (or 7858736 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 47.

The spelling of 201867108356 in words is "two hundred one billion, eight hundred sixty-seven million, one hundred eight thousand, three hundred fifty-six".