28448294803 has 2 divisors, whose sum is σ = 28448294804. Its totient is φ = 28448294802.

The previous prime is 28448294801. The next prime is 28448294881. The reversal of 28448294803 is 30849284482.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28448294803 - 2¹ = 28448294801 is a prime.

Together with 28448294801, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (28448294801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14224147401 + 14224147402.

It is an arithmetic number, because the mean of its divisors is an integer number (14224147402).

Almost surely, 2^28448294803 is an apocalyptic number.

28448294803 is a deficient number, since it is larger than the sum of its proper divisors (1).

28448294803 is an equidigital number, since it uses as much as digits as its factorization.

28448294803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3538944, while the sum is 52.

The spelling of 28448294803 in words is "twenty-eight billion, four hundred forty-eight million, two hundred ninety-four thousand, eight hundred three".