1708433750545 has 4 divisors (see below), whose sum is σ = 2050120500660. Its totient is φ = 1366747000432.

The previous prime is 1708433750537. The next prime is 1708433750581. The reversal of 1708433750545 is 5450573348071.

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 696363546256 + 1012070204289 = 834484^2 + 1006017^2 .

It is a cyclic number.

It is not a de Polignac number, because 1708433750545 - 2³ = 1708433750537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1708433750492 and 1708433750501.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 170843375050 + ... + 170843375059.

It is an arithmetic number, because the mean of its divisors is an integer number (512530125165).

Almost surely, 2^{1708433750545} is an apocalyptic number.

It is an amenable number.

1708433750545 is a deficient number, since it is larger than the sum of its proper divisors (341686750115).

1708433750545 is an equidigital number, since it uses as much as digits as its factorization.

1708433750545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341686750114.

The product of its (nonzero) digits is 7056000, while the sum is 52.

The spelling of 1708433750545 in words is "one trillion, seven hundred eight billion, four hundred thirty-three million, seven hundred fifty thousand, five hundred forty-five".