20636220375334 has 16 divisors (see below), whose sum is σ = 32140761152400. Its totient is φ = 9925278655264.

The previous prime is 20636220375307. The next prime is 20636220375403. The reversal of 20636220375334 is 43357302263602.

It is a super-2 number, since 2×20636220375334² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 661316932 + ... + 661348135.

It is an arithmetic number, because the mean of its divisors is an integer number (2008797572025).

Almost surely, 2^{20636220375334} is an apocalyptic number.

20636220375334 is a deficient number, since it is larger than the sum of its proper divisors (11504540777066).

20636220375334 is a wasteful number, since it uses less digits than its factorization.

20636220375334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1322665367.

The product of its (nonzero) digits is 3265920, while the sum is 46.

The spelling of 20636220375334 in words is "twenty trillion, six hundred thirty-six billion, two hundred twenty million, three hundred seventy-five thousand, three hundred thirty-four".