52036216849 has 2 divisors, whose sum is σ = 52036216850. Its totient is φ = 52036216848.

The previous prime is 52036216823. The next prime is 52036216877. The reversal of 52036216849 is 94861263025.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45528890625 + 6507326224 = 213375^2 + 80668^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52036216849 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52036216799 and 52036216808.

It is not a weakly prime, because it can be changed into another prime (52036216549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26018108424 + 26018108425.

It is an arithmetic number, because the mean of its divisors is an integer number (26018108425).

Almost surely, 2^52036216849 is an apocalyptic number.

It is an amenable number.

52036216849 is a deficient number, since it is larger than the sum of its proper divisors (1).

52036216849 is an equidigital number, since it uses as much as digits as its factorization.

52036216849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 622080, while the sum is 46.

The spelling of 52036216849 in words is "fifty-two billion, thirty-six million, two hundred sixteen thousand, eight hundred forty-nine".