228653356793 has 2 divisors, whose sum is σ = 228653356794. Its totient is φ = 228653356792.

The previous prime is 228653356747. The next prime is 228653356889. The reversal of 228653356793 is 397653356822.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 219523172089 + 9130184704 = 468533^2 + 95552^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-228653356793 is a prime.

It is not a weakly prime, because it can be changed into another prime (228653356093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114326678396 + 114326678397.

It is an arithmetic number, because the mean of its divisors is an integer number (114326678397).

Almost surely, 2^228653356793 is an apocalyptic number.

It is an amenable number.

228653356793 is a deficient number, since it is larger than the sum of its proper divisors (1).

228653356793 is an equidigital number, since it uses as much as digits as its factorization.

228653356793 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48988800, while the sum is 59.

The spelling of 228653356793 in words is "two hundred twenty-eight billion, six hundred fifty-three million, three hundred fifty-six thousand, seven hundred ninety-three".