28246265653 has 2 divisors, whose sum is σ = 28246265654. Its totient is φ = 28246265652.

The previous prime is 28246265651. The next prime is 28246265711. The reversal of 28246265653 is 35656264282.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27707932849 + 538332804 = 166457^2 + 23202^2 .

It is a cyclic number.

It is not a de Polignac number, because 28246265653 - 2¹ = 28246265651 is a prime.

Together with 28246265651, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 28246265597 and 28246265606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28246265651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14123132826 + 14123132827.

It is an arithmetic number, because the mean of its divisors is an integer number (14123132827).

Almost surely, 2^28246265653 is an apocalyptic number.

It is an amenable number.

28246265653 is a deficient number, since it is larger than the sum of its proper divisors (1).

28246265653 is an equidigital number, since it uses as much as digits as its factorization.

28246265653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4147200, while the sum is 49.

The spelling of 28246265653 in words is "twenty-eight billion, two hundred forty-six million, two hundred sixty-five thousand, six hundred fifty-three".