8885444461 has 2 divisors, whose sum is σ = 8885444462. Its totient is φ = 8885444460.

The previous prime is 8885444443. The next prime is 8885444489. The reversal of 8885444461 is 1644445888.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5271631236 + 3613813225 = 72606^2 + 60115^2 .

It is a cyclic number.

It is not a de Polignac number, because 8885444461 - 2²⁹ = 8348573549 is a prime.

It is a super-2 number, since 2×8885444461² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8885444399 and 8885444408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8885444431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4442722230 + 4442722231.

It is an arithmetic number, because the mean of its divisors is an integer number (4442722231).

Almost surely, 2^8885444461 is an apocalyptic number.

It is an amenable number.

8885444461 is a deficient number, since it is larger than the sum of its proper divisors (1).

8885444461 is an equidigital number, since it uses as much as digits as its factorization.

8885444461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3932160, while the sum is 52.

The square root of 8885444461 is about 94262.6355508905. The cubic root of 8885444461 is about 2071.2207367772.

The spelling of 8885444461 in words is "eight billion, eight hundred eighty-five million, four hundred forty-four thousand, four hundred sixty-one".