20136634433110 has 128 divisors (see below), whose sum is σ = 42769867795200. Its totient is φ = 6754120826880.

The previous prime is 20136634433107. The next prime is 20136634433191. The reversal of 20136634433110 is 1133443663102.

It is a super-2 number, since 2×20136634433110² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20136634433110.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 194846031 + ... + 194949349.

It is an arithmetic number, because the mean of its divisors is an integer number (334139592150).

Almost surely, 2^{20136634433110} is an apocalyptic number.

20136634433110 is an abundant number, since it is smaller than the sum of its proper divisors (22633233362090).

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

20136634433110 is a wasteful number, since it uses less digits than its factorization.

20136634433110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106426.

The product of its (nonzero) digits is 93312, while the sum is 37.

The spelling of 20136634433110 in words is "twenty trillion, one hundred thirty-six billion, six hundred thirty-four million, four hundred thirty-three thousand, one hundred ten".