20650035323 has 4 divisors (see below), whose sum is σ = 20655763920. Its totient is φ = 20644306728.

The previous prime is 20650035319. The next prime is 20650035347. The reversal of 20650035323 is 32353005602.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20650035323 - 2² = 20650035319 is a prime.

It is a super-2 number, since 2×20650035323² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (20650035353) 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, 2858888 + ... + 2866101.

It is an arithmetic number, because the mean of its divisors is an integer number (5163940980).

Almost surely, 2^20650035323 is an apocalyptic number.

20650035323 is a deficient number, since it is larger than the sum of its proper divisors (5728597).

20650035323 is an equidigital number, since it uses as much as digits as its factorization.

20650035323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5728596.

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

The spelling of 20650035323 in words is "twenty billion, six hundred fifty million, thirty-five thousand, three hundred twenty-three".