2082645946081 has 4 divisors (see below), whose sum is σ = 2116787682964. Its totient is φ = 2048504209200.

The previous prime is 2082645946063. The next prime is 2082645946097. The reversal of 2082645946081 is 1806495462802.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 255066411681 + 1827579534400 = 505041^2 + 1351880^2 .

It is a cyclic number.

It is not a de Polignac number, because 2082645946081 - 2³¹ = 2080498462433 is a prime.

It is a super-2 number, since 2×2082645946081² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2082645946001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17070868350 + ... + 17070868471.

It is an arithmetic number, because the mean of its divisors is an integer number (529196920741).

Almost surely, 2^{2082645946081} is an apocalyptic number.

It is an amenable number.

2082645946081 is a deficient number, since it is larger than the sum of its proper divisors (34141736883).

2082645946081 is an equidigital number, since it uses as much as digits as its factorization.

2082645946081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34141736882.

The product of its (nonzero) digits is 6635520, while the sum is 55.

The spelling of 2082645946081 in words is "two trillion, eighty-two billion, six hundred forty-five million, nine hundred forty-six thousand, eighty-one".