229666689955 has 16 divisors (see below), whose sum is σ = 277965192960. Its totient is φ = 182160218592.

The previous prime is 229666689949. The next prime is 229666689961. The reversal of 229666689955 is 559986666922.

It is an interprime number because it is at equal distance from previous prime (229666689949) and next prime (229666689961).

It is a cyclic number.

It is not a de Polignac number, because 229666689955 - 2³³ = 221076755363 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 277992 + ... + 732538.

It is an arithmetic number, because the mean of its divisors is an integer number (17372824560).

Almost surely, 2^229666689955 is an apocalyptic number.

229666689955 is a deficient number, since it is larger than the sum of its proper divisors (48298503005).

229666689955 is a wasteful number, since it uses less digits than its factorization.

229666689955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455418.

The product of its digits is 755827200, while the sum is 73.

The spelling of 229666689955 in words is "two hundred twenty-nine billion, six hundred sixty-six million, six hundred eighty-nine thousand, nine hundred fifty-five".