461466423076777 has 2 divisors, whose sum is σ = 461466423076778. Its totient is φ = 461466423076776.

The previous prime is 461466423076751. The next prime is 461466423076781. The reversal of 461466423076777 is 777670324664164.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 436824044912896 + 24642378163881 = 20900336^2 + 4964109^2 .

It is a cyclic number.

It is not a de Polignac number, because 461466423076777 - 2⁷ = 461466423076649 is a prime.

It is not a weakly prime, because it can be changed into another prime (461466423076717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230733211538388 + 230733211538389.

It is an arithmetic number, because the mean of its divisors is an integer number (230733211538389).

Almost surely, 2^{461466423076777} is an apocalyptic number.

It is an amenable number.

461466423076777 is a deficient number, since it is larger than the sum of its proper divisors (1).

461466423076777 is an equidigital number, since it uses as much as digits as its factorization.

461466423076777 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1194891264, while the sum is 70.

The spelling of 461466423076777 in words is "four hundred sixty-one trillion, four hundred sixty-six billion, four hundred twenty-three million, seventy-six thousand, seven hundred seventy-seven".