228453546053 has 4 divisors (see below), whose sum is σ = 228729124140. Its totient is φ = 228177967968.

The previous prime is 228453546047. The next prime is 228453546077. The reversal of 228453546053 is 350645354822.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 78679128004 + 149774418049 = 280498^2 + 387007^2 .

It is a cyclic number.

It is not a de Polignac number, because 228453546053 - 2¹⁶ = 228453480517 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 228453545989 and 228453546007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228453546653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137787800 + ... + 137789457.

It is an arithmetic number, because the mean of its divisors is an integer number (57182281035).

Almost surely, 2^228453546053 is an apocalyptic number.

It is an amenable number.

228453546053 is a deficient number, since it is larger than the sum of its proper divisors (275578087).

228453546053 is an equidigital number, since it uses as much as digits as its factorization.

228453546053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275578086.

The product of its (nonzero) digits is 3456000, while the sum is 47.

The spelling of 228453546053 in words is "two hundred twenty-eight billion, four hundred fifty-three million, five hundred forty-six thousand, fifty-three".