3205453375573 has 4 divisors (see below), whose sum is σ = 3258001791628. Its totient is φ = 3152904959520.

The previous prime is 3205453375571. The next prime is 3205453375591. The reversal of 3205453375573 is 3755733545023.

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 1647931903524 + 1557521472049 = 1283718^2 + 1248007^2 .

It is a cyclic number.

It is not a de Polignac number, because 3205453375573 - 2¹ = 3205453375571 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3205453375573.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3205453375571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26274207936 + ... + 26274208057.

It is an arithmetic number, because the mean of its divisors is an integer number (814500447907).

Almost surely, 2^{3205453375573} is an apocalyptic number.

It is an amenable number.

3205453375573 is a deficient number, since it is larger than the sum of its proper divisors (52548416055).

3205453375573 is an equidigital number, since it uses as much as digits as its factorization.

3205453375573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52548416054.

The product of its (nonzero) digits is 19845000, while the sum is 52.

The spelling of 3205453375573 in words is "three trillion, two hundred five billion, four hundred fifty-three million, three hundred seventy-five thousand, five hundred seventy-three".