2142670162777 has 2 divisors, whose sum is σ = 2142670162778. Its totient is φ = 2142670162776.

The previous prime is 2142670162771. The next prime is 2142670162879. The reversal of 2142670162777 is 7772610762412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1499948876176 + 642721286601 = 1224724^2 + 801699^2 .

It is a cyclic number.

It is not a de Polignac number, because 2142670162777 - 2³ = 2142670162769 is a prime.

It is not a weakly prime, because it can be changed into another prime (2142670162771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1071335081388 + 1071335081389.

It is an arithmetic number, because the mean of its divisors is an integer number (1071335081389).

Almost surely, 2^{2142670162777} is an apocalyptic number.

It is an amenable number.

2142670162777 is a deficient number, since it is larger than the sum of its proper divisors (1).

2142670162777 is an equidigital number, since it uses as much as digits as its factorization.

2142670162777 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2765952, while the sum is 52.

The spelling of 2142670162777 in words is "two trillion, one hundred forty-two billion, six hundred seventy million, one hundred sixty-two thousand, seven hundred seventy-seven".