9661484149 has 12 divisors (see below), whose sum is σ = 10594319488. Its totient is φ = 8799825600.

The previous prime is 9661484051. The next prime is 9661484177. The reversal of 9661484149 is 9414841669.

It is not a de Polignac number, because 9661484149 - 2¹⁷ = 9661353077 is a prime.

It is a super-2 number, since 2×9661484149² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9661484096 and 9661484105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9661484549) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 530247 + ... + 548164.

Almost surely, 2^9661484149 is an apocalyptic number.

It is an amenable number.

9661484149 is a deficient number, since it is larger than the sum of its proper divisors (932835339).

9661484149 is a wasteful number, since it uses less digits than its factorization.

9661484149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078476 (or 1078459 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 52.

The square root of 9661484149 is about 98292.8489209668. The cubic root of 9661484149 is about 2129.8447541270.

The spelling of 9661484149 in words is "nine billion, six hundred sixty-one million, four hundred eighty-four thousand, one hundred forty-nine".