209382056034 has 8 divisors (see below), whose sum is σ = 418764112080. Its totient is φ = 69794018676.

The previous prime is 209382056029. The next prime is 209382056041. The reversal of 209382056034 is 430650283902.

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

209382056034 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17448504664 + ... + 17448504675.

It is an arithmetic number, because the mean of its divisors is an integer number (52345514010).

Almost surely, 2^209382056034 is an apocalyptic number.

209382056034 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

209382056034 is a wasteful number, since it uses less digits than its factorization.

209382056034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34897009344.

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 209382056034 in words is "two hundred nine billion, three hundred eighty-two million, fifty-six thousand, thirty-four".