2820328004361 has 16 divisors (see below), whose sum is σ = 4523834393600. Its totient is φ = 1526794107408.

The previous prime is 2820328004359. The next prime is 2820328004393. The reversal of 2820328004361 is 1634008230282.

It is not a de Polignac number, because 2820328004361 - 2¹ = 2820328004359 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2820328004311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3534245221 + ... + 3534246018.

It is an arithmetic number, because the mean of its divisors is an integer number (282739649600).

Almost surely, 2^{2820328004361} is an apocalyptic number.

2820328004361 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2820328004361 is a deficient number, since it is larger than the sum of its proper divisors (1703506389239).

2820328004361 is a wasteful number, since it uses less digits than its factorization.

2820328004361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7068491268.

The product of its (nonzero) digits is 110592, while the sum is 39.

The spelling of 2820328004361 in words is "two trillion, eight hundred twenty billion, three hundred twenty-eight million, four thousand, three hundred sixty-one".