2056220454344 has 128 divisors (see below), whose sum is σ = 4684492569600. Its totient is φ = 826514461440.

The previous prime is 2056220454331. The next prime is 2056220454373. The reversal of 2056220454344 is 4434540226502.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 206173742 + ... + 206183714.

It is an arithmetic number, because the mean of its divisors is an integer number (36597598200).

Almost surely, 2^{2056220454344} 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 2056220454344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2342246284800).

2056220454344 is an abundant number, since it is smaller than the sum of its proper divisors (2628272115256).

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

2056220454344 is a wasteful number, since it uses less digits than its factorization.

2056220454344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11923 (or 11919 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 41.

The spelling of 2056220454344 in words is "two trillion, fifty-six billion, two hundred twenty million, four hundred fifty-four thousand, three hundred forty-four".