229057495549 has 2 divisors, whose sum is σ = 229057495550. Its totient is φ = 229057495548.

The previous prime is 229057495523. The next prime is 229057495553. The reversal of 229057495549 is 945594750922.

229057495549 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 can be written as a sum of positive squares in only one way, i.e., 213471720900 + 15585774649 = 462030^2 + 124843^2 .

It is a cyclic number.

It is not a de Polignac number, because 229057495549 - 2¹³ = 229057487357 is a prime.

It is a super-2 number, since 2×229057495549² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229057415549) 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, 114528747774 + 114528747775.

It is an arithmetic number, because the mean of its divisors is an integer number (114528747775).

Almost surely, 2^229057495549 is an apocalyptic number.

It is an amenable number.

229057495549 is a deficient number, since it is larger than the sum of its proper divisors (1).

229057495549 is an equidigital number, since it uses as much as digits as its factorization.

229057495549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824000, while the sum is 61.

The spelling of 229057495549 in words is "two hundred twenty-nine billion, fifty-seven million, four hundred ninety-five thousand, five hundred forty-nine".