229116634992 has 100 divisors (see below), whose sum is σ = 757862902896. Its totient is φ = 65461893120.

The previous prime is 229116634963. The next prime is 229116635017. The reversal of 229116634992 is 299436611922.

229116634992 is a `hidden beast` number, since 2 + 2 + 91 + 1 + 6 + 63 + 499 + 2 = 666.

229116634992 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 12618609 + ... + 12636752.

Almost surely, 2^229116634992 is an apocalyptic number.

It is an amenable number.

229116634992 is an abundant number, since it is smaller than the sum of its proper divisors (528746267904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

229116634992 is a wasteful number, since it uses less digits than its factorization.

229116634992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25255388 (or 25255373 counting only the distinct ones).

The product of its digits is 2519424, while the sum is 54.

The spelling of 229116634992 in words is "two hundred twenty-nine billion, one hundred sixteen million, six hundred thirty-four thousand, nine hundred ninety-two".