2055838566496 has 144 divisors (see below), whose sum is σ = 4828787937792. Its totient is φ = 855794903040.

The previous prime is 2055838566491. The next prime is 2055838566497. The reversal of 2055838566496 is 6946658385502.

It is a super-2 number, since 2×2055838566496² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2055838566491) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6231876 + ... + 6553468.

It is an arithmetic number, because the mean of its divisors is an integer number (33533249568).

Almost surely, 2^{2055838566496} is an apocalyptic number.

2055838566496 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2055838566496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2414393968896).

2055838566496 is an abundant number, since it is smaller than the sum of its proper divisors (2772949371296).

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

2055838566496 is a wasteful number, since it uses less digits than its factorization.

2055838566496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321765 (or 321746 counting only the distinct ones).

The product of its (nonzero) digits is 373248000, while the sum is 67.

The spelling of 2055838566496 in words is "two trillion, fifty-five billion, eight hundred thirty-eight million, five hundred sixty-six thousand, four hundred ninety-six".