20533650038 has 8 divisors (see below), whose sum is σ = 33600518280. Its totient is φ = 9333477280.

The previous prime is 20533650031. The next prime is 20533650077. The reversal of 20533650038 is 83005633502.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20533650031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 466673843 + ... + 466673886.

It is an arithmetic number, because the mean of its divisors is an integer number (4200064785).

Almost surely, 2^20533650038 is an apocalyptic number.

20533650038 is a deficient number, since it is larger than the sum of its proper divisors (13066868242).

20533650038 is a wasteful number, since it uses less digits than its factorization.

20533650038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 933347742.

The product of its (nonzero) digits is 64800, while the sum is 35.

The spelling of 20533650038 in words is "twenty billion, five hundred thirty-three million, six hundred fifty thousand, thirty-eight".