33234323409 has 128 divisors (see below), whose sum is σ = 61071605760. Its totient is φ = 17667460800.

The previous prime is 33234323401. The next prime is 33234323443. The reversal of 33234323409 is 90432343233.

33234323409 is a `hidden beast` number, since 3 + 323 + 4 + 323 + 4 + 0 + 9 = 666.

It is not a de Polignac number, because 33234323409 - 2³ = 33234323401 is a prime.

It is a super-2 number, since 2×33234323409² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33234323401) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 13026684 + ... + 13029234.

It is an arithmetic number, because the mean of its divisors is an integer number (477121920).

Almost surely, 2^33234323409 is an apocalyptic number.

It is an amenable number.

33234323409 is a deficient number, since it is larger than the sum of its proper divisors (27837282351).

33234323409 is an equidigital number, since it uses as much as digits as its factorization.

33234323409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2639 (or 2621 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 36.

The spelling of 33234323409 in words is "thirty-three billion, two hundred thirty-four million, three hundred twenty-three thousand, four hundred nine".