229072171776 has 576 divisors, whose sum is σ = 739434823680. Its totient is φ = 61590896640.

The previous prime is 229072171763. The next prime is 229072171777. The reversal of 229072171776 is 677171270922.

It is not an unprimeable number, because it can be changed into a prime (229072171777) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1672059580 + ... + 1672059716.

Almost surely, 2^229072171776 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 229072171776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (369717411840).

229072171776 is an abundant number, since it is smaller than the sum of its proper divisors (510362651904).

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

229072171776 is a wasteful number, since it uses less digits than its factorization.

229072171776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400 (or 386 counting only the distinct ones).

The product of its (nonzero) digits is 1037232, while the sum is 51.

The spelling of 229072171776 in words is "two hundred twenty-nine billion, seventy-two million, one hundred seventy-one thousand, seven hundred seventy-six".