34821209912 has 8 divisors (see below), whose sum is σ = 65289768600. Its totient is φ = 17410604952.

The previous prime is 34821209833. The next prime is 34821209957. The reversal of 34821209912 is 21990212843.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 34821209912.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2176325612 + ... + 2176325627.

It is an arithmetic number, because the mean of its divisors is an integer number (8161221075).

Almost surely, 2^34821209912 is an apocalyptic number.

It is an amenable number.

34821209912 is a deficient number, since it is larger than the sum of its proper divisors (30468558688).

34821209912 is a wasteful number, since it uses less digits than its factorization.

34821209912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4352651245 (or 4352651241 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 41.

The spelling of 34821209912 in words is "thirty-four billion, eight hundred twenty-one million, two hundred nine thousand, nine hundred twelve".