2020012040016 has 120 divisors (see below), whose sum is σ = 5987015895744. Its totient is φ = 633597465600.

The previous prime is 2020012040009. The next prime is 2020012040071. The reversal of 2020012040016 is 6100402100202.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12036715 + ... + 12203381.

Almost surely, 2^{2020012040016} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2020012040016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2993507947872).

2020012040016 is an abundant number, since it is smaller than the sum of its proper divisors (3967003855728).

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

2020012040016 is a wasteful number, since it uses less digits than its factorization.

2020012040016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171649 (or 171640 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 2020012040016 its reverse (6100402100202), we get a palindrome (8120414140218).

The spelling of 2020012040016 in words is "two trillion, twenty billion, twelve million, forty thousand, sixteen".