28342654633 has 2 divisors, whose sum is σ = 28342654634. Its totient is φ = 28342654632.

The previous prime is 28342654631. The next prime is 28342654727. The reversal of 28342654633 is 33645624382.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22384049769 + 5958604864 = 149613^2 + 77192^2 .

It is a cyclic number.

It is not a de Polignac number, because 28342654633 - 2¹ = 28342654631 is a prime.

Together with 28342654631, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (28342654631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14171327316 + 14171327317.

It is an arithmetic number, because the mean of its divisors is an integer number (14171327317).

Almost surely, 2^28342654633 is an apocalyptic number.

It is an amenable number.

28342654633 is a deficient number, since it is larger than the sum of its proper divisors (1).

28342654633 is an equidigital number, since it uses as much as digits as its factorization.

28342654633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2488320, while the sum is 46.

The spelling of 28342654633 in words is "twenty-eight billion, three hundred forty-two million, six hundred fifty-four thousand, six hundred thirty-three".