2820763105204 has 48 divisors (see below), whose sum is σ = 5489438169600. Its totient is φ = 1257424757600.

The previous prime is 2820763105187. The next prime is 2820763105213. The reversal of 2820763105204 is 4025013670282.

It is a super-2 number, since 2×2820763105204² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 208912 + ... + 2384359.

It is an arithmetic number, because the mean of its divisors is an integer number (114363295200).

Almost surely, 2^{2820763105204} is an apocalyptic number.

It is an amenable number.

2820763105204 is a deficient number, since it is larger than the sum of its proper divisors (2668675064396).

2820763105204 is a wasteful number, since it uses less digits than its factorization.

2820763105204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2593764 (or 2593762 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 40.

Adding to 2820763105204 its reverse (4025013670282), we get a palindrome (6845776775486).

The spelling of 2820763105204 in words is "two trillion, eight hundred twenty billion, seven hundred sixty-three million, one hundred five thousand, two hundred four".