2056021044 has 96 divisors (see below), whose sum is σ = 6040645632. Its totient is φ = 528720000.

The previous prime is 2056021031. The next prime is 2056021067. The reversal of 2056021044 is 4401206502.

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

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, 82309 + ... + 104339.

It is an arithmetic number, because the mean of its divisors is an integer number (62923392).

Almost surely, 2^2056021044 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 2056021044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3020322816).

2056021044 is an abundant number, since it is smaller than the sum of its proper divisors (3984624588).

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

2056021044 is a wasteful number, since it uses less digits than its factorization.

2056021044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22157 (or 22155 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 2056021044 is about 45343.3682471869. The cubic root of 2056021044 is about 1271.5765742858.

Adding to 2056021044 its reverse (4401206502), we get a palindrome (6457227546).

The spelling of 2056021044 in words is "two billion, fifty-six million, twenty-one thousand, forty-four".