229697172270 has 24 divisors (see below), whose sum is σ = 597212648136. Its totient is φ = 61252579248.

The previous prime is 229697172247. The next prime is 229697172319. The reversal of 229697172270 is 72271796922.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1276095312 + ... + 1276095491.

It is an arithmetic number, because the mean of its divisors is an integer number (24883860339).

Almost surely, 2^229697172270 is an apocalyptic number.

229697172270 is an abundant number, since it is smaller than the sum of its proper divisors (367515475866).

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

229697172270 is a wasteful number, since it uses less digits than its factorization.

229697172270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2552190816 (or 2552190813 counting only the distinct ones).

The product of its (nonzero) digits is 2667168, while the sum is 54.

The spelling of 229697172270 in words is "two hundred twenty-nine billion, six hundred ninety-seven million, one hundred seventy-two thousand, two hundred seventy".