53711210207449 has 2 divisors, whose sum is σ = 53711210207450. Its totient is φ = 53711210207448.

The previous prime is 53711210207381. The next prime is 53711210207509. The reversal of 53711210207449 is 94470201211735.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47201915233225 + 6509294974224 = 6870365^2 + 2551332^2 .

It is a cyclic number.

It is not a de Polignac number, because 53711210207449 - 2³¹ = 53709062723801 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53711210207399 and 53711210207408.

It is not a weakly prime, because it can be changed into another prime (53711210207549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26855605103724 + 26855605103725.

It is an arithmetic number, because the mean of its divisors is an integer number (26855605103725).

Almost surely, 2^{53711210207449} is an apocalyptic number.

It is an amenable number.

53711210207449 is a deficient number, since it is larger than the sum of its proper divisors (1).

53711210207449 is an equidigital number, since it uses as much as digits as its factorization.

53711210207449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 423360, while the sum is 46.

The spelling of 53711210207449 in words is "fifty-three trillion, seven hundred eleven billion, two hundred ten million, two hundred seven thousand, four hundred forty-nine".