436377023213 has 2 divisors, whose sum is σ = 436377023214. Its totient is φ = 436377023212.

The previous prime is 436377023197. The next prime is 436377023227. The reversal of 436377023213 is 312320773634.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 287996442409 + 148380580804 = 536653^2 + 385202^2 .

It is a cyclic number.

It is not a de Polignac number, because 436377023213 - 2⁴ = 436377023197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (436377020213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 218188511606 + 218188511607.

It is an arithmetic number, because the mean of its divisors is an integer number (218188511607).

Almost surely, 2^436377023213 is an apocalyptic number.

It is an amenable number.

436377023213 is a deficient number, since it is larger than the sum of its proper divisors (1).

436377023213 is an equidigital number, since it uses as much as digits as its factorization.

436377023213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 381024, while the sum is 41.

Adding to 436377023213 its reverse (312320773634), we get a palindrome (748697796847).

The spelling of 436377023213 in words is "four hundred thirty-six billion, three hundred seventy-seven million, twenty-three thousand, two hundred thirteen".