229365969929 has 4 divisors (see below), whose sum is σ = 229367275284. Its totient is φ = 229364664576.

The previous prime is 229365969923. The next prime is 229365969941. The reversal of 229365969929 is 929969563922.

229365969929 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 141133208329 + 88232761600 = 375677^2 + 297040^2 .

It is a cyclic number.

It is not a de Polignac number, because 229365969929 - 2⁸ = 229365969673 is a prime.

It is a super-2 number, since 2×229365969929² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (229365969923) 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 in 3 ways as a sum of consecutive naturals, for example, 338792 + ... + 757305.

It is an arithmetic number, because the mean of its divisors is an integer number (57341818821).

Almost surely, 2^229365969929 is an apocalyptic number.

It is an amenable number.

229365969929 is a deficient number, since it is larger than the sum of its proper divisors (1305355).

229365969929 is a wasteful number, since it uses less digits than its factorization.

229365969929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1305354.

The product of its digits is 255091680, while the sum is 71.

The spelling of 229365969929 in words is "two hundred twenty-nine billion, three hundred sixty-five million, nine hundred sixty-nine thousand, nine hundred twenty-nine".