2080820864444 has 12 divisors (see below), whose sum is σ = 4161641728944. Its totient is φ = 891780370464.

The previous prime is 2080820864443. The next prime is 2080820864459. The reversal of 2080820864444 is 4444680280802.

2080820864444 is an admirable number.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2080820864392 and 2080820864401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2080820864443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37157515409 + ... + 37157515464.

It is an arithmetic number, because the mean of its divisors is an integer number (346803477412).

Almost surely, 2^{2080820864444} is an apocalyptic number.

It is an amenable number.

2080820864444 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2080820864444 is a wasteful number, since it uses less digits than its factorization.

2080820864444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74315030884 (or 74315030882 counting only the distinct ones).

The product of its (nonzero) digits is 3145728, while the sum is 50.

The spelling of 2080820864444 in words is "two trillion, eighty billion, eight hundred twenty million, eight hundred sixty-four thousand, four hundred forty-four".