20533513034 has 8 divisors (see below), whose sum is σ = 30801621828. Its totient is φ = 10266305760.

The previous prime is 20533513027. The next prime is 20533513057. The reversal of 20533513034 is 43031533502.

It can be written as a sum of positive squares in 2 ways, for example, as 15524412409 + 5009100625 = 124597^2 + 70775^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 20533512988 and 20533513006.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 165227 + ... + 261470.

Almost surely, 2^20533513034 is an apocalyptic number.

20533513034 is a deficient number, since it is larger than the sum of its proper divisors (10268108794).

20533513034 is a wasteful number, since it uses less digits than its factorization.

20533513034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450760.

The product of its (nonzero) digits is 16200, while the sum is 29.

The spelling of 20533513034 in words is "twenty billion, five hundred thirty-three million, five hundred thirteen thousand, thirty-four".