1573604660356 has 9 divisors (see below), whose sum is σ = 2753812546149. Its totient is φ = 786801075744.

The previous prime is 1573604660297. The next prime is 1573604660399. The reversal of 1573604660356 is 6530664063751.

The square root of 1573604660356 is 1254434.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 709418752900 + 864185907456 = 842270^2 + 929616^2 .

It is a Duffinian number.

It is an unprimeable number.

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 2 ways as a sum of consecutive naturals, for example, 2195260 + ... + 2822476.

Almost surely, 2^{1573604660356} is an apocalyptic number.

1573604660356 is the 1254434-th square number.

It is an amenable number.

1573604660356 is a deficient number, since it is larger than the sum of its proper divisors (1180207885793).

1573604660356 is an frugal number, since it uses more digits than its factorization.

1573604660356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1254438 (or 627219 counting only the distinct ones).

The product of its (nonzero) digits is 8164800, while the sum is 52.

The spelling of 1573604660356 in words is "one trillion, five hundred seventy-three billion, six hundred four million, six hundred sixty thousand, three hundred fifty-six".