200216374609 has 2 divisors, whose sum is σ = 200216374610. Its totient is φ = 200216374608.

The previous prime is 200216374577. The next prime is 200216374667. The reversal of 200216374609 is 906473612002.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 183786262209 + 16430112400 = 428703^2 + 128180^2 .

It is a cyclic number.

It is not a de Polignac number, because 200216374609 - 2⁵ = 200216374577 is a prime.

It is not a weakly prime, because it can be changed into another prime (200216374679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100108187304 + 100108187305.

It is an arithmetic number, because the mean of its divisors is an integer number (100108187305).

Almost surely, 2^200216374609 is an apocalyptic number.

It is an amenable number.

200216374609 is a deficient number, since it is larger than the sum of its proper divisors (1).

200216374609 is an equidigital number, since it uses as much as digits as its factorization.

200216374609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 40.

The spelling of 200216374609 in words is "two hundred billion, two hundred sixteen million, three hundred seventy-four thousand, six hundred nine".