228922761623 has 2 divisors, whose sum is σ = 228922761624. Its totient is φ = 228922761622.

The previous prime is 228922761589. The next prime is 228922761637. The reversal of 228922761623 is 326167229822.

228922761623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 228922761623 - 2³² = 224627794327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (228922761653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114461380811 + 114461380812.

It is an arithmetic number, because the mean of its divisors is an integer number (114461380812).

Almost surely, 2^228922761623 is an apocalyptic number.

228922761623 is a deficient number, since it is larger than the sum of its proper divisors (1).

228922761623 is an equidigital number, since it uses as much as digits as its factorization.

228922761623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1741824, while the sum is 50.

The spelling of 228922761623 in words is "two hundred twenty-eight billion, nine hundred twenty-two million, seven hundred sixty-one thousand, six hundred twenty-three".