20269328318 has 8 divisors (see below), whose sum is σ = 30745610640. Its totient is φ = 10020791440.

The previous prime is 20269328311. The next prime is 20269328329. The reversal of 20269328318 is 81382396202.

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 (20269328311) 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, 56936138 + ... + 56936493.

It is an arithmetic number, because the mean of its divisors is an integer number (3843201330).

Almost surely, 2^20269328318 is an apocalyptic number.

20269328318 is a deficient number, since it is larger than the sum of its proper divisors (10476282322).

20269328318 is a wasteful number, since it uses less digits than its factorization.

20269328318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113872722.

The product of its (nonzero) digits is 248832, while the sum is 44.

The spelling of 20269328318 in words is "twenty billion, two hundred sixty-nine million, three hundred twenty-eight thousand, three hundred eighteen".