20606244600204 has 60 divisors (see below), whose sum is σ = 53870748099168. Its totient is φ = 6868499004000.

The previous prime is 20606244600203. The next prime is 20606244600251. The reversal of 20606244600204 is 40200644260602.

20606244600204 is a `hidden beast` number, since 2 + 0 + 6 + 0 + 6 + 2 + 44 + 600 + 2 + 0 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (20606244600203) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7900189 + ... + 10179659.

Almost surely, 2^{20606244600204} is an apocalyptic number.

It is an amenable number.

20606244600204 is an abundant number, since it is smaller than the sum of its proper divisors (33264503498964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20606244600204 is a wasteful number, since it uses less digits than its factorization.

20606244600204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2307388 (or 2307377 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

Adding to 20606244600204 its reverse (40200644260602), we get a palindrome (60806888860806).

The spelling of 20606244600204 in words is "twenty trillion, six hundred six billion, two hundred forty-four million, six hundred thousand, two hundred four".