20433134316 has 24 divisors (see below), whose sum is σ = 54488358400. Its totient is φ = 5838038352.

The previous prime is 20433134291. The next prime is 20433134317. The reversal of 20433134316 is 61343133402.

It is not an unprimeable number, because it can be changed into a prime (20433134317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121625716 + ... + 121625883.

Almost surely, 2^20433134316 is an apocalyptic number.

It is an amenable number.

20433134316 is an abundant number, since it is smaller than the sum of its proper divisors (34055224084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20433134316 is a wasteful number, since it uses less digits than its factorization.

20433134316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243251613 (or 243251611 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 20433134316 its reverse (61343133402), we get a palindrome (81776267718).

The spelling of 20433134316 in words is "twenty billion, four hundred thirty-three million, one hundred thirty-four thousand, three hundred sixteen".