5623466161 has 2 divisors, whose sum is σ = 5623466162. Its totient is φ = 5623466160.

The previous prime is 5623466143. The next prime is 5623466207. The reversal of 5623466161 is 1616643265.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4041017761 + 1582448400 = 63569^2 + 39780^2 .

It is a cyclic number.

It is not a de Polignac number, because 5623466161 - 2²³ = 5615077553 is a prime.

It is not a weakly prime, because it can be changed into another prime (5623466111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2811733080 + 2811733081.

It is an arithmetic number, because the mean of its divisors is an integer number (2811733081).

Almost surely, 2^5623466161 is an apocalyptic number.

It is an amenable number.

5623466161 is a deficient number, since it is larger than the sum of its proper divisors (1).

5623466161 is an equidigital number, since it uses as much as digits as its factorization.

5623466161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 40.

The square root of 5623466161 is about 74989.7737094865. The cubic root of 5623466161 is about 1778.2849871299.

The spelling of 5623466161 in words is "five billion, six hundred twenty-three million, four hundred sixty-six thousand, one hundred sixty-one".