461611201641671 has 2 divisors, whose sum is σ = 461611201641672. Its totient is φ = 461611201641670.

The previous prime is 461611201641587. The next prime is 461611201641719. The reversal of 461611201641671 is 176146102116164.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 461611201641671 - 2¹⁸ = 461611201379527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (461611201649671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230805600820835 + 230805600820836.

It is an arithmetic number, because the mean of its divisors is an integer number (230805600820836).

Almost surely, 2^{461611201641671} is an apocalyptic number.

461611201641671 is a deficient number, since it is larger than the sum of its proper divisors (1).

461611201641671 is an equidigital number, since it uses as much as digits as its factorization.

461611201641671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 290304, while the sum is 47.

The spelling of 461611201641671 in words is "four hundred sixty-one trillion, six hundred eleven billion, two hundred one million, six hundred forty-one thousand, six hundred seventy-one".