10571446849 has 4 divisors (see below), whose sum is σ = 10571953600. Its totient is φ = 10570940100.

The previous prime is 10571446813. The next prime is 10571446861. The reversal of 10571446849 is 94864417501.

10571446849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10571446849 is a prime.

It is a super-2 number, since 2×10571446849² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10571446049) 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 in 3 ways as a sum of consecutive naturals, for example, 220677 + ... + 264274.

It is an arithmetic number, because the mean of its divisors is an integer number (2642988400).

Almost surely, 2^10571446849 is an apocalyptic number.

It is an amenable number.

10571446849 is a deficient number, since it is larger than the sum of its proper divisors (506751).

10571446849 is an equidigital number, since it uses as much as digits as its factorization.

10571446849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506750.

The product of its (nonzero) digits is 967680, while the sum is 49.

The spelling of 10571446849 in words is "ten billion, five hundred seventy-one million, four hundred forty-six thousand, eight hundred forty-nine".