77141377141 has 2 divisors, whose sum is σ = 77141377142. Its totient is φ = 77141377140.

The previous prime is 77141377129. The next prime is 77141377153. The reversal of 77141377141 is 14177314177.

It is a balanced prime because it is at equal distance from previous prime (77141377129) and next prime (77141377153).

It can be written as a sum of positive squares in only one way, i.e., 54968678116 + 22172699025 = 234454^2 + 148905^2 .

It is a cyclic number.

It is not a de Polignac number, because 77141377141 - 2⁵ = 77141377109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (77141377541) 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, 38570688570 + 38570688571.

It is an arithmetic number, because the mean of its divisors is an integer number (38570688571).

Almost surely, 2^77141377141 is an apocalyptic number.

It is an amenable number.

77141377141 is a deficient number, since it is larger than the sum of its proper divisors (1).

77141377141 is an equidigital number, since it uses as much as digits as its factorization.

77141377141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 115248, while the sum is 43.

The spelling of 77141377141 in words is "seventy-seven billion, one hundred forty-one million, three hundred seventy-seven thousand, one hundred forty-one".