1722374340241 has 4 divisors (see below), whose sum is σ = 1781766558900. Its totient is φ = 1662982121584.

The previous prime is 1722374340223. The next prime is 1722374340277. The reversal of 1722374340241 is 1420434732271.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 944970633216 + 777403707025 = 972096^2 + 881705^2 .

It is a cyclic number.

It is not a de Polignac number, because 1722374340241 - 2³⁹ = 1172618526353 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1722374340194 and 1722374340203.

It is not an unprimeable number, because it can be changed into a prime (1722374640241) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 29696109286 + ... + 29696109343.

It is an arithmetic number, because the mean of its divisors is an integer number (445441639725).

Almost surely, 2^{1722374340241} is an apocalyptic number.

It is an amenable number.

1722374340241 is a deficient number, since it is larger than the sum of its proper divisors (59392218659).

1722374340241 is an equidigital number, since it uses as much as digits as its factorization.

1722374340241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59392218658.

The product of its (nonzero) digits is 225792, while the sum is 40.

The spelling of 1722374340241 in words is "one trillion, seven hundred twenty-two billion, three hundred seventy-four million, three hundred forty thousand, two hundred forty-one".