9486556849 has 24 divisors (see below), whose sum is σ = 12068895456. Its totient is φ = 7373520000.

The previous prime is 9486556831. The next prime is 9486556889.

9486556849 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 9486556849 - 2⁵ = 9486556817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9486556889) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 194194 + ... + 238084.

It is an arithmetic number, because the mean of its divisors is an integer number (502870644).

Almost surely, 2^9486556849 is an apocalyptic number.

It is an amenable number.

9486556849 is a deficient number, since it is larger than the sum of its proper divisors (2582338607).

9486556849 is a wasteful number, since it uses less digits than its factorization.

9486556849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44317 (or 44310 counting only the distinct ones).

The product of its digits is 74649600, while the sum is 64.

The square root of 9486556849 is about 97398.9571248070. The cubic root of 9486556849 is about 2116.9123237675.

The spelling of 9486556849 in words is "nine billion, four hundred eighty-six million, five hundred fifty-six thousand, eight hundred forty-nine".