2080880860646 has 16 divisors (see below), whose sum is σ = 3567393511200. Its totient is φ = 891763788480.

The previous prime is 2080880860627. The next prime is 2080880860703. The reversal of 2080880860646 is 6460680880802.

It is a junction number, because it is equal to n+sod(n) for n = 2080880860591 and 2080880860600.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3217895 + ... + 3810066.

It is an arithmetic number, because the mean of its divisors is an integer number (222962094450).

Almost surely, 2^{2080880860646} is an apocalyptic number.

2080880860646 is a deficient number, since it is larger than the sum of its proper divisors (1486512650554).

2080880860646 is a wasteful number, since it uses less digits than its factorization.

2080880860646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7049119.

The product of its (nonzero) digits is 7077888, while the sum is 56.

The spelling of 2080880860646 in words is "two trillion, eighty billion, eight hundred eighty million, eight hundred sixty thousand, six hundred forty-six".