10565466449 has 2 divisors, whose sum is σ = 10565466450. Its totient is φ = 10565466448.

The previous prime is 10565466437. The next prime is 10565466503. The reversal of 10565466449 is 94466456501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8951998225 + 1613468224 = 94615^2 + 40168^2 .

It is a cyclic number.

It is not a de Polignac number, because 10565466449 - 2¹⁶ = 10565400913 is a prime.

It is a super-2 number, since 2×10565466449² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10565466397 and 10565466406.

It is not a weakly prime, because it can be changed into another prime (10565466409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5282733224 + 5282733225.

It is an arithmetic number, because the mean of its divisors is an integer number (5282733225).

Almost surely, 2^10565466449 is an apocalyptic number.

It is an amenable number.

10565466449 is a deficient number, since it is larger than the sum of its proper divisors (1).

10565466449 is an equidigital number, since it uses as much as digits as its factorization.

10565466449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3110400, while the sum is 50.

The spelling of 10565466449 in words is "ten billion, five hundred sixty-five million, four hundred sixty-six thousand, four hundred forty-nine".