20420036553326 has 8 divisors (see below), whose sum is σ = 31686263617320. Its totient is φ = 9857948680888.

The previous prime is 20420036553289. The next prime is 20420036553401. The reversal of 20420036553326 is 62335563002402.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176034797816 + ... + 176034797931.

It is an arithmetic number, because the mean of its divisors is an integer number (3960782952165).

Almost surely, 2^{20420036553326} is an apocalyptic number.

20420036553326 is a deficient number, since it is larger than the sum of its proper divisors (11266227063994).

20420036553326 is a wasteful number, since it uses less digits than its factorization.

20420036553326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352069595778.

The product of its (nonzero) digits is 777600, while the sum is 41.

Adding to 20420036553326 its reverse (62335563002402), we get a palindrome (82755599555728).

The spelling of 20420036553326 in words is "twenty trillion, four hundred twenty billion, thirty-six million, five hundred fifty-three thousand, three hundred twenty-six".