20116170406044 has 96 divisors (see below), whose sum is σ = 55886171927040. Its totient is φ = 6234919766784.

The previous prime is 20116170405977. The next prime is 20116170406063. The reversal of 20116170406044 is 44060407161102.

It is a happy number.

20116170406044 is a `hidden beast` number, since 2 + 0 + 1 + 1 + 6 + 1 + 7 + 0 + 40 + 604 + 4 = 666.

It is a super-4 number, since 4×20116170406044⁴ (a number of 54 digits) contains 4444 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65850744 + ... + 66155519.

It is an arithmetic number, because the mean of its divisors is an integer number (582147624240).

Almost surely, 2^{20116170406044} is an apocalyptic number.

It is an amenable number.

20116170406044 is an abundant number, since it is smaller than the sum of its proper divisors (35770001520996).

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

20116170406044 is a wasteful number, since it uses less digits than its factorization.

20116170406044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132006376 (or 132006368 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

Adding to 20116170406044 its reverse (44060407161102), we get a palindrome (64176577567146).

The spelling of 20116170406044 in words is "twenty trillion, one hundred sixteen billion, one hundred seventy million, four hundred six thousand, forty-four".