229265236399 has 4 divisors (see below), whose sum is σ = 229266659664. Its totient is φ = 229263813136.

The previous prime is 229265236393. The next prime is 229265236433. The reversal of 229265236399 is 993632562922.

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

It is a cyclic number.

It is not a de Polignac number, because 229265236399 - 2¹⁹ = 229264712111 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229265236393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 433867 + ... + 804220.

It is an arithmetic number, because the mean of its divisors is an integer number (57316664916).

Almost surely, 2^229265236399 is an apocalyptic number.

229265236399 is a deficient number, since it is larger than the sum of its proper divisors (1423265).

229265236399 is a wasteful number, since it uses less digits than its factorization.

229265236399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1423264.

The product of its digits is 18895680, while the sum is 58.

The spelling of 229265236399 in words is "two hundred twenty-nine billion, two hundred sixty-five million, two hundred thirty-six thousand, three hundred ninety-nine".