361434364205 has 4 divisors (see below), whose sum is σ = 433721237052. Its totient is φ = 289147491360.

The previous prime is 361434364189. The next prime is 361434364243. The reversal of 361434364205 is 502463434163.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 502463434163 = 8221 ⋅61119503.

It can be written as a sum of positive squares in 2 ways, for example, as 84659467369 + 276774896836 = 290963^2 + 526094^2 .

It is not a de Polignac number, because 361434364205 - 2⁴ = 361434364189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36143436416 + ... + 36143436425.

It is an arithmetic number, because the mean of its divisors is an integer number (108430309263).

Almost surely, 2^361434364205 is an apocalyptic number.

It is an amenable number.

361434364205 is a deficient number, since it is larger than the sum of its proper divisors (72286872847).

361434364205 is an equidigital number, since it uses as much as digits as its factorization.

361434364205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72286872846.

The product of its (nonzero) digits is 622080, while the sum is 41.

Adding to 361434364205 its reverse (502463434163), we get a palindrome (863897798368).

The spelling of 361434364205 in words is "three hundred sixty-one billion, four hundred thirty-four million, three hundred sixty-four thousand, two hundred five".