1722370242673 has 8 divisors (see below), whose sum is σ = 1739158761600. Its totient is φ = 1705583002368.

The previous prime is 1722370242601. The next prime is 1722370242683. The reversal of 1722370242673 is 3762420732271.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1722370242673 - 2²¹ = 1722368145521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1722370242683) 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, 2508948 + ... + 3120826.

It is an arithmetic number, because the mean of its divisors is an integer number (217394845200).

Almost surely, 2^{1722370242673} is an apocalyptic number.

It is an amenable number.

1722370242673 is a deficient number, since it is larger than the sum of its proper divisors (16788518927).

1722370242673 is a wasteful number, since it uses less digits than its factorization.

1722370242673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639311.

The product of its (nonzero) digits is 1185408, while the sum is 46.

The spelling of 1722370242673 in words is "one trillion, seven hundred twenty-two billion, three hundred seventy million, two hundred forty-two thousand, six hundred seventy-three".