200209955002349 has 2 divisors, whose sum is σ = 200209955002350. Its totient is φ = 200209955002348.

The previous prime is 200209955002247. The next prime is 200209955002357. The reversal of 200209955002349 is 943200559902002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 150097855582249 + 50112099420100 = 12251443^2 + 7078990^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200209955002349 is a prime.

It is a super-2 number, since 2×200209955002349² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200209955002297 and 200209955002306.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200209955002399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100104977501174 + 100104977501175.

It is an arithmetic number, because the mean of its divisors is an integer number (100104977501175).

Almost surely, 2^{200209955002349} is an apocalyptic number.

It is an amenable number.

200209955002349 is a deficient number, since it is larger than the sum of its proper divisors (1).

200209955002349 is an equidigital number, since it uses as much as digits as its factorization.

200209955002349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1749600, while the sum is 50.

The spelling of 200209955002349 in words is "two hundred trillion, two hundred nine billion, nine hundred fifty-five million, two thousand, three hundred forty-nine".