228265980089 has 16 divisors (see below), whose sum is σ = 267450906240. Its totient is φ = 190732525440.

The previous prime is 228265980071. The next prime is 228265980091. The reversal of 228265980089 is 980089562822.

It is a cyclic number.

It is not a de Polignac number, because 228265980089 - 2²⁰ = 228264931513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (228265980049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45467 + ... + 677199.

It is an arithmetic number, because the mean of its divisors is an integer number (16715681640).

Almost surely, 2^228265980089 is an apocalyptic number.

It is an amenable number.

228265980089 is a deficient number, since it is larger than the sum of its proper divisors (39184926151).

228265980089 is a wasteful number, since it uses less digits than its factorization.

228265980089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633040.

The product of its (nonzero) digits is 9953280, while the sum is 59.

The spelling of 228265980089 in words is "two hundred twenty-eight billion, two hundred sixty-five million, nine hundred eighty thousand, eighty-nine".