200709759466945 has 4 divisors (see below), whose sum is σ = 240851711360340. Its totient is φ = 160567807573552.

The previous prime is 200709759466903. The next prime is 200709759467003. The reversal of 200709759466945 is 549664957907002.

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 22577921134129 + 178131838332816 = 4751623^2 + 13346604^2 .

It is a cyclic number.

It is not a de Polignac number, because 200709759466945 - 2³⁵ = 200675399728577 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20070975946690 + ... + 20070975946699.

It is an arithmetic number, because the mean of its divisors is an integer number (60212927840085).

Almost surely, 2^{200709759466945} is an apocalyptic number.

It is an amenable number.

200709759466945 is a deficient number, since it is larger than the sum of its proper divisors (40141951893395).

200709759466945 is an equidigital number, since it uses as much as digits as its factorization.

200709759466945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40141951893394.

The product of its (nonzero) digits is 1028764800, while the sum is 73.

The spelling of 200709759466945 in words is "two hundred trillion, seven hundred nine billion, seven hundred fifty-nine million, four hundred sixty-six thousand, nine hundred forty-five".