2012054044 has 96 divisors (see below), whose sum is σ = 4770533376. Its totient is φ = 717050880.

The previous prime is 2012053957. The next prime is 2012054047. The reversal of 2012054044 is 4404502102.

It is a happy number.

It is a super-2 number, since 2×2012054044² = 8096722951953507872, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012054047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 450229 + ... + 454675.

It is an arithmetic number, because the mean of its divisors is an integer number (49693056).

Almost surely, 2^2012054044 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 2012054044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2385266688).

2012054044 is an abundant number, since it is smaller than the sum of its proper divisors (2758479332).

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

2012054044 is a wasteful number, since it uses less digits than its factorization.

2012054044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4595 (or 4593 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 2012054044 is about 44855.9254056808. The cubic root of 2012054044 is about 1262.4471723018.

Adding to 2012054044 its reverse (4404502102), we get a palindrome (6416556146).

The spelling of 2012054044 in words is "two billion, twelve million, fifty-four thousand, forty-four".