200434013449 has 2 divisors, whose sum is σ = 200434013450. Its totient is φ = 200434013448.

The previous prime is 200434013443. The next prime is 200434013459. The reversal of 200434013449 is 944310434002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 173799773449 + 26634240000 = 416893^2 + 163200^2 .

It is a cyclic number.

It is not a de Polignac number, because 200434013449 - 2¹⁷ = 200433882377 is a prime.

It is a super-4 number, since 4×200434013449⁴ (a number of 46 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (200434013443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100217006724 + 100217006725.

It is an arithmetic number, because the mean of its divisors is an integer number (100217006725).

Almost surely, 2^200434013449 is an apocalyptic number.

It is an amenable number.

200434013449 is a deficient number, since it is larger than the sum of its proper divisors (1).

200434013449 is an equidigital number, since it uses as much as digits as its factorization.

200434013449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 34.

The spelling of 200434013449 in words is "two hundred billion, four hundred thirty-four million, thirteen thousand, four hundred forty-nine".