20338625326 has 4 divisors (see below), whose sum is σ = 30507937992. Its totient is φ = 10169312662.

The previous prime is 20338625267. The next prime is 20338625339. The reversal of 20338625326 is 62352683302.

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

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5084656330 + ... + 5084656333.

It is an arithmetic number, because the mean of its divisors is an integer number (7626984498).

Almost surely, 2^20338625326 is an apocalyptic number.

20338625326 is a deficient number, since it is larger than the sum of its proper divisors (10169312666).

20338625326 is a wasteful number, since it uses less digits than its factorization.

20338625326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10169312665.

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 20338625326 in words is "twenty billion, three hundred thirty-eight million, six hundred twenty-five thousand, three hundred twenty-six".