20636444323059 has 8 divisors (see below), whose sum is σ = 27515716911312. Its totient is φ = 13757400641760.

The previous prime is 20636444322953. The next prime is 20636444323073. The reversal of 20636444323059 is 95032344463602.

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

It is not a de Polignac number, because 20636444323059 - 2⁷ = 20636444322931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20636444325059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57016272 + ... + 57377069.

It is an arithmetic number, because the mean of its divisors is an integer number (3439464613914).

Almost surely, 2^{20636444323059} is an apocalyptic number.

20636444323059 is a deficient number, since it is larger than the sum of its proper divisors (6879272588253).

20636444323059 is a wasteful number, since it uses less digits than its factorization.

20636444323059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114453477.

The product of its (nonzero) digits is 11197440, while the sum is 51.

The spelling of 20636444323059 in words is "twenty trillion, six hundred thirty-six billion, four hundred forty-four million, three hundred twenty-three thousand, fifty-nine".