146777050667441 has 2 divisors, whose sum is σ = 146777050667442. Its totient is φ = 146777050667440.

The previous prime is 146777050667383. The next prime is 146777050667539. The reversal of 146777050667441 is 144766050777641.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99541945739041 + 47235104928400 = 9977071^2 + 6872780^2 .

It is a cyclic number.

It is not a de Polignac number, because 146777050667441 - 2²⁶ = 146776983558577 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (146777050660441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73388525333720 + 73388525333721.

It is an arithmetic number, because the mean of its divisors is an integer number (73388525333721).

Almost surely, 2^{146777050667441} is an apocalyptic number.

It is an amenable number.

146777050667441 is a deficient number, since it is larger than the sum of its proper divisors (1).

146777050667441 is an equidigital number, since it uses as much as digits as its factorization.

146777050667441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 165957120, while the sum is 65.

The spelling of 146777050667441 in words is "one hundred forty-six trillion, seven hundred seventy-seven billion, fifty million, six hundred sixty-seven thousand, four hundred forty-one".