229651217589 has 8 divisors (see below), whose sum is σ = 306656606272. Its totient is φ = 152873320320.

The previous prime is 229651217563. The next prime is 229651217617. The reversal of 229651217589 is 985712156922.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 229651217589 - 2¹⁵ = 229651184821 is a prime.

It is a super-2 number, since 2×229651217589² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229651617589) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56870497 + ... + 56874534.

It is an arithmetic number, because the mean of its divisors is an integer number (38332075784).

Almost surely, 2^229651217589 is an apocalyptic number.

It is an amenable number.

229651217589 is a deficient number, since it is larger than the sum of its proper divisors (77005388683).

229651217589 is a wasteful number, since it uses less digits than its factorization.

229651217589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113745707.

The product of its digits is 5443200, while the sum is 57.

The spelling of 229651217589 in words is "two hundred twenty-nine billion, six hundred fifty-one million, two hundred seventeen thousand, five hundred eighty-nine".