20033342434 has 16 divisors (see below), whose sum is σ = 34347241728. Its totient is φ = 8584625952.

The previous prime is 20033342431. The next prime is 20033342479. The reversal of 20033342434 is 43424333002.

It is not an unprimeable number, because it can be changed into a prime (20033342431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28359 + ... + 202165.

It is an arithmetic number, because the mean of its divisors is an integer number (2146702608).

Almost surely, 2^20033342434 is an apocalyptic number.

20033342434 is a deficient number, since it is larger than the sum of its proper divisors (14313899294).

20033342434 is a wasteful number, since it uses less digits than its factorization.

20033342434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182049.

The product of its (nonzero) digits is 20736, while the sum is 28.

Adding to 20033342434 its reverse (43424333002), we get a palindrome (63457675436).

The spelling of 20033342434 in words is "twenty billion, thirty-three million, three hundred forty-two thousand, four hundred thirty-four".