229527515648 has 90 divisors (see below), whose sum is σ = 474572553147. Its totient is φ = 110899092480.

The previous prime is 229527515563. The next prime is 229527515713. The reversal of 229527515648 is 846515725922.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 114763757824 + 114763757824 = 338768^2 + 338768^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=338768.

It is a super-3 number, since 3×229527515648³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 229527515593 and 229527515602.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 336057515 + ... + 336058197.

Almost surely, 2^229527515648 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 229527515648

229527515648 is an abundant number, since it is smaller than the sum of its proper divisors (245045037499).

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

229527515648 is an frugal number, since it uses more digits than its factorization.

229527515648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1446 (or 716 counting only the distinct ones).

The product of its digits is 12096000, while the sum is 56.

The spelling of 229527515648 in words is "two hundred twenty-nine billion, five hundred twenty-seven million, five hundred fifteen thousand, six hundred forty-eight".