33228730019 has 16 divisors (see below), whose sum is σ = 34154022336. Its totient is φ = 32316364800.

The previous prime is 33228729997. The next prime is 33228730021. The reversal of 33228730019 is 91003782233.

It is a happy number.

It is not a de Polignac number, because 33228730019 - 2²⁴ = 33211952803 is a prime.

It is a super-2 number, since 2×33228730019² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33228730069) 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, 8559959 + ... + 8563839.

It is an arithmetic number, because the mean of its divisors is an integer number (2134626396).

Almost surely, 2^33228730019 is an apocalyptic number.

33228730019 is a deficient number, since it is larger than the sum of its proper divisors (925292317).

33228730019 is a wasteful number, since it uses less digits than its factorization.

33228730019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5486.

The product of its (nonzero) digits is 54432, while the sum is 38.

The spelling of 33228730019 in words is "thirty-three billion, two hundred twenty-eight million, seven hundred thirty thousand, nineteen".