9649999469 has 4 divisors (see below), whose sum is σ = 10527272160. Its totient is φ = 8772726780.

The previous prime is 9649999451. The next prime is 9649999483.

9649999469 is nontrivially palindromic in base 10.

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 9649999469 - 2³² = 5355032173 is a prime.

It is a super-2 number, since 2×9649999469² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9649999396 and 9649999405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9649999409) 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, 438636329 + ... + 438636350.

It is an arithmetic number, because the mean of its divisors is an integer number (2631818040).

Almost surely, 2^9649999469 is an apocalyptic number.

It is an amenable number.

9649999469 is a deficient number, since it is larger than the sum of its proper divisors (877272691).

9649999469 is a wasteful number, since it uses less digits than its factorization.

9649999469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877272690.

The product of its digits is 306110016, while the sum is 74.

The square root of 9649999469 is about 98234.4108192236. The cubic root of 9649999469 is about 2129.0004986054. Note that the first 3 decimals are identical.

The spelling of 9649999469 in words is "nine billion, six hundred forty-nine million, nine hundred ninety-nine thousand, four hundred sixty-nine".