775160441076641 has 2 divisors, whose sum is σ = 775160441076642. Its totient is φ = 775160441076640.

The previous prime is 775160441076611. The next prime is 775160441076689. The reversal of 775160441076641 is 146670144061577.

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., 725217952076641 + 49942489000000 = 26929871^2 + 7067000^2 .

It is a cyclic number.

It is not a de Polignac number, because 775160441076641 - 2⁶ = 775160441076577 is a prime.

It is not a weakly prime, because it can be changed into another prime (775160441076601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 387580220538320 + 387580220538321.

It is an arithmetic number, because the mean of its divisors is an integer number (387580220538321).

Almost surely, 2^{775160441076641} is an apocalyptic number.

It is an amenable number.

775160441076641 is a deficient number, since it is larger than the sum of its proper divisors (1).

775160441076641 is an equidigital number, since it uses as much as digits as its factorization.

775160441076641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23708160, while the sum is 59.

The spelling of 775160441076641 in words is "seven hundred seventy-five trillion, one hundred sixty billion, four hundred forty-one million, seventy-six thousand, six hundred forty-one".