2228469332933 has 4 divisors (see below), whose sum is σ = 2359555764300. Its totient is φ = 2097382901568.

The previous prime is 2228469332927. The next prime is 2228469332959. The reversal of 2228469332933 is 3392339648222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 666211823524 + 1562257509409 = 816218^2 + 1249903^2 .

It is a cyclic number.

It is not a de Polignac number, because 2228469332933 - 2²² = 2228465138629 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2228469338933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65543215658 + ... + 65543215691.

It is an arithmetic number, because the mean of its divisors is an integer number (589888941075).

Almost surely, 2^{2228469332933} is an apocalyptic number.

It is an amenable number.

2228469332933 is a deficient number, since it is larger than the sum of its proper divisors (131086431367).

2228469332933 is a wasteful number, since it uses less digits than its factorization.

2228469332933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131086431366.

The product of its digits is 20155392, while the sum is 56.

The spelling of 2228469332933 in words is "two trillion, two hundred twenty-eight billion, four hundred sixty-nine million, three hundred thirty-two thousand, nine hundred thirty-three".