11461644561163 has 2 divisors, whose sum is σ = 11461644561164. Its totient is φ = 11461644561162.

The previous prime is 11461644561161. The next prime is 11461644561179. The reversal of 11461644561163 is 36116544616411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11461644561163 - 2¹ = 11461644561161 is a prime.

Together with 11461644561161, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11461644561161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5730822280581 + 5730822280582.

It is an arithmetic number, because the mean of its divisors is an integer number (5730822280582).

Almost surely, 2^{11461644561163} is an apocalyptic number.

11461644561163 is a deficient number, since it is larger than the sum of its proper divisors (1).

11461644561163 is an equidigital number, since it uses as much as digits as its factorization.

11461644561163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1244160, while the sum is 49.

The spelling of 11461644561163 in words is "eleven trillion, four hundred sixty-one billion, six hundred forty-four million, five hundred sixty-one thousand, one hundred sixty-three".