9849574509 has 4 divisors (see below), whose sum is σ = 13132766016. Its totient is φ = 6566383004.

The previous prime is 9849574507. The next prime is 9849574517. The reversal of 9849574509 is 9054759489.

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 not a de Polignac number, because 9849574509 - 2¹ = 9849574507 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9849574507) 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, 1641595749 + ... + 1641595754.

It is an arithmetic number, because the mean of its divisors is an integer number (3283191504).

Almost surely, 2^9849574509 is an apocalyptic number.

It is an amenable number.

9849574509 is a deficient number, since it is larger than the sum of its proper divisors (3283191507).

9849574509 is a wasteful number, since it uses less digits than its factorization.

9849574509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3283191506.

The product of its (nonzero) digits is 16329600, while the sum is 60.

The square root of 9849574509 is about 99245.0225905561. The cubic root of 9849574509 is about 2143.5773360367.

The spelling of 9849574509 in words is "nine billion, eight hundred forty-nine million, five hundred seventy-four thousand, five hundred nine".