343650209904 has 50 divisors (see below), whose sum is σ = 994623412200. Its totient is φ = 114550069536.

The previous prime is 343650209897. The next prime is 343650209909. The reversal of 343650209904 is 409902056343.

343650209904 is a `hidden beast` number, since 3 + 436 + 5 + 0 + 209 + 9 + 0 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 343650209904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343650209909) by changing a digit.

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 9 ways as a sum of consecutive naturals, for example, 132579804 + ... + 132582395.

It is an arithmetic number, because the mean of its divisors is an integer number (19892468244).

Almost surely, 2^343650209904 is an apocalyptic number.

It is an amenable number.

343650209904 is an abundant number, since it is smaller than the sum of its proper divisors (650973202296).

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

343650209904 is a wasteful number, since it uses less digits than its factorization.

343650209904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265162219 (or 265162204 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 45.

The spelling of 343650209904 in words is "three hundred forty-three billion, six hundred fifty million, two hundred nine thousand, nine hundred four".