2680220863 has 2 divisors, whose sum is σ = 2680220864. Its totient is φ = 2680220862.

The previous prime is 2680220839. The next prime is 2680220887. The reversal of 2680220863 is 3680220862.

It is a balanced prime because it is at equal distance from previous prime (2680220839) and next prime (2680220887).

It is a cyclic number.

It is not a de Polignac number, because 2680220863 - 2²¹ = 2678123711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2680220813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1340110431 + 1340110432.

It is an arithmetic number, because the mean of its divisors is an integer number (1340110432).

Almost surely, 2^2680220863 is an apocalyptic number.

2680220863 is a deficient number, since it is larger than the sum of its proper divisors (1).

2680220863 is an equidigital number, since it uses as much as digits as its factorization.

2680220863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 37.

The square root of 2680220863 is about 51770.8495487567. The cubic root of 2680220863 is about 1389.0680679356.

Subtracting 2680220863 from its reverse (3680220862), we obtain a palindrome (999999999).

The spelling of 2680220863 in words is "two billion, six hundred eighty million, two hundred twenty thousand, eight hundred sixty-three".