346565445012 has 72 divisors (see below), whose sum is σ = 897842836800. Its totient is φ = 112649508480.

The previous prime is 346565445007. The next prime is 346565445019. The reversal of 346565445012 is 210544565643.

346565445012 is a `hidden beast` number, since 3 + 4 + 6 + 56 + 544 + 50 + 1 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346565445019) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3042193 + ... + 3154055.

It is an arithmetic number, because the mean of its divisors is an integer number (12470039400).

Almost surely, 2^346565445012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 346565445012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (448921418400).

346565445012 is an abundant number, since it is smaller than the sum of its proper divisors (551277391788).

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

346565445012 is a wasteful number, since it uses less digits than its factorization.

346565445012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114013 (or 114008 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 45.

The spelling of 346565445012 in words is "three hundred forty-six billion, five hundred sixty-five million, four hundred forty-five thousand, twelve".