2012086557779 has 2 divisors, whose sum is σ = 2012086557780. Its totient is φ = 2012086557778.

The previous prime is 2012086557769. The next prime is 2012086557869. The reversal of 2012086557779 is 9777556802102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2012086557779 - 2²⁴ = 2012069780563 is a prime.

It is not a weakly prime, because it can be changed into another prime (2012086557769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006043278889 + 1006043278890.

It is an arithmetic number, because the mean of its divisors is an integer number (1006043278890).

Almost surely, 2^{2012086557779} is an apocalyptic number.

2012086557779 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012086557779 is an equidigital number, since it uses as much as digits as its factorization.

2012086557779 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14817600, while the sum is 59.

The spelling of 2012086557779 in words is "two trillion, twelve billion, eighty-six million, five hundred fifty-seven thousand, seven hundred seventy-nine".