9649824896 has 32 divisors (see below), whose sum is σ = 19284985980. Its totient is φ = 4809671680.

The previous prime is 9649824887. The next prime is 9649824913. The reversal of 9649824896 is 6984289469.

It can be written as a sum of positive squares in 2 ways, for example, as 7372626496 + 2277198400 = 85864^2 + 47720^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×9649824896² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78335 + ... + 159486.

Almost surely, 2^9649824896 is an apocalyptic number.

It is an amenable number.

9649824896 is a deficient number, since it is larger than the sum of its proper divisors (9635161084).

9649824896 is a wasteful number, since it uses less digits than its factorization.

9649824896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238152 (or 238140 counting only the distinct ones).

The product of its digits is 53747712, while the sum is 65.

The square root of 9649824896 is about 98233.5222620059. The cubic root of 9649824896 is about 2128.9876603234.

The spelling of 9649824896 in words is "nine billion, six hundred forty-nine million, eight hundred twenty-four thousand, eight hundred ninety-six".