20110966466779 has 2 divisors, whose sum is σ = 20110966466780. Its totient is φ = 20110966466778.

The previous prime is 20110966466687. The next prime is 20110966466797. The reversal of 20110966466779 is 97766466901102.

Together with next prime (20110966466797) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20110966466779 - 2⁷ = 20110966466651 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20110966466779.

It is not a weakly prime, because it can be changed into another prime (20110966466179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10055483233389 + 10055483233390.

It is an arithmetic number, because the mean of its divisors is an integer number (10055483233390).

Almost surely, 2^{20110966466779} is an apocalyptic number.

20110966466779 is a deficient number, since it is larger than the sum of its proper divisors (1).

20110966466779 is an equidigital number, since it uses as much as digits as its factorization.

20110966466779 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41150592, while the sum is 64.

The spelling of 20110966466779 in words is "twenty trillion, one hundred ten billion, nine hundred sixty-six million, four hundred sixty-six thousand, seven hundred seventy-nine".