10569248449 has 4 divisors (see below), whose sum is σ = 11190968964. Its totient is φ = 9947527936.

The previous prime is 10569248369. The next prime is 10569248453. The reversal of 10569248449 is 94484296501.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4269969025 + 6299279424 = 65345^2 + 79368^2 .

It is a cyclic number.

It is not a de Polignac number, because 10569248449 - 2¹⁵ = 10569215681 is a prime.

It is a super-2 number, since 2×10569248449² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10569248396 and 10569248405.

It is not an unprimeable number, because it can be changed into a prime (10569248479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 310860232 + ... + 310860265.

It is an arithmetic number, because the mean of its divisors is an integer number (2797742241).

Almost surely, 2^10569248449 is an apocalyptic number.

It is an amenable number.

10569248449 is a deficient number, since it is larger than the sum of its proper divisors (621720515).

10569248449 is an equidigital number, since it uses as much as digits as its factorization.

10569248449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621720514.

The product of its (nonzero) digits is 2488320, while the sum is 52.

The spelling of 10569248449 in words is "ten billion, five hundred sixty-nine million, two hundred forty-eight thousand, four hundred forty-nine".