1722366656122 has 16 divisors (see below), whose sum is σ = 3108030056640. Its totient is φ = 699306762528.

The previous prime is 1722366656119. The next prime is 1722366656123. The reversal of 1722366656122 is 2216566632271.

It is not an unprimeable number, because it can be changed into a prime (1722366656123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3237531043 + ... + 3237531574.

It is an arithmetic number, because the mean of its divisors is an integer number (194251878540).

Almost surely, 2^{1722366656122} is an apocalyptic number.

1722366656122 is a deficient number, since it is larger than the sum of its proper divisors (1385663400518).

1722366656122 is a wasteful number, since it uses less digits than its factorization.

1722366656122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6475062645.

The product of its digits is 2177280, while the sum is 49.

The spelling of 1722366656122 in words is "one trillion, seven hundred twenty-two billion, three hundred sixty-six million, six hundred fifty-six thousand, one hundred twenty-two".