17012445222072 has 32 divisors (see below), whose sum is σ = 42582791249280. Its totient is φ = 5663924648160.

The previous prime is 17012445221963. The next prime is 17012445222077. The reversal of 17012445222072 is 27022254421071.

It is a self number, because there is not a number n which added to its sum of digits gives 17012445222072.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17012445222077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 430631454 + ... + 430670957.

It is an arithmetic number, because the mean of its divisors is an integer number (1330712226540).

Almost surely, 2^{17012445222072} is an apocalyptic number.

17012445222072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

17012445222072 is an abundant number, since it is smaller than the sum of its proper divisors (25570346027208).

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

17012445222072 is a wasteful number, since it uses less digits than its factorization.

17012445222072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 861303243 (or 861303239 counting only the distinct ones).

The product of its (nonzero) digits is 125440, while the sum is 39.

The spelling of 17012445222072 in words is "seventeen trillion, twelve billion, four hundred forty-five million, two hundred twenty-two thousand, seventy-two".