229191609336 has 16 divisors (see below), whose sum is σ = 572979023400. Its totient is φ = 76397203104.

The previous prime is 229191609313. The next prime is 229191609337. The reversal of 229191609336 is 633906191922.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229191609337) 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, 4774825171 + ... + 4774825218.

Almost surely, 2^229191609336 is an apocalyptic number.

It is an amenable number.

229191609336 is an abundant number, since it is smaller than the sum of its proper divisors (343787414064).

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

229191609336 is a wasteful number, since it uses less digits than its factorization.

229191609336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9549650398 (or 9549650394 counting only the distinct ones).

The product of its (nonzero) digits is 944784, while the sum is 51.

The spelling of 229191609336 in words is "two hundred twenty-nine billion, one hundred ninety-one million, six hundred nine thousand, three hundred thirty-six".