229368617564091 has 4 divisors (see below), whose sum is σ = 305824823418792. Its totient is φ = 152912411709392.

The previous prime is 229368617563933. The next prime is 229368617564113. The reversal of 229368617564091 is 190465716863922.

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 229368617564091 - 2¹¹ = 229368617562043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (229368617564791) 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, 38228102927346 + ... + 38228102927351.

It is an arithmetic number, because the mean of its divisors is an integer number (76456205854698).

It is a 1-persistent number, because it is pandigital, but 2⋅229368617564091 = 458737235128182 is not.

Almost surely, 2^{229368617564091} is an apocalyptic number.

229368617564091 is a deficient number, since it is larger than the sum of its proper divisors (76456205854701).

229368617564091 is an equidigital number, since it uses as much as digits as its factorization.

229368617564091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76456205854700.

The product of its (nonzero) digits is 235146240, while the sum is 69.

The spelling of 229368617564091 in words is "two hundred twenty-nine trillion, three hundred sixty-eight billion, six hundred seventeen million, five hundred sixty-four thousand, ninety-one".