20136552072104 has 32 divisors (see below), whose sum is σ = 40664765625120. Its totient is φ = 9292782956736.

The previous prime is 20136552072097. The next prime is 20136552072137. The reversal of 20136552072104 is 40127025563102.

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, 9562322 + ... + 11476545.

It is an arithmetic number, because the mean of its divisors is an integer number (1270773925785).

Almost surely, 2^{20136552072104} is an apocalyptic number.

It is an amenable number.

20136552072104 is an abundant number, since it is smaller than the sum of its proper divisors (20528213553016).

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

20136552072104 is a wasteful number, since it uses less digits than its factorization.

20136552072104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21048089 (or 21048085 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 38.

The spelling of 20136552072104 in words is "twenty trillion, one hundred thirty-six billion, five hundred fifty-two million, seventy-two thousand, one hundred four".