9964249088 has 28 divisors (see below), whose sum is σ = 19927298220. Its totient is φ = 4982120448.

The previous prime is 9964249081. The next prime is 9964249091. The reversal of 9964249088 is 8809424699.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9964249081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 599978 + ... + 616361.

Almost surely, 2^9964249088 is an apocalyptic number.

It is an amenable number.

9964249088 is a deficient number, since it is larger than the sum of its proper divisors (9963049132).

9964249088 is an equidigital number, since it uses as much as digits as its factorization.

9964249088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1216365 (or 1216341 counting only the distinct ones).

The product of its (nonzero) digits is 8957952, while the sum is 59.

The square root of 9964249088 is about 99821.0853878077. The cubic root of 9964249088 is about 2151.8641908371.

The spelling of 9964249088 in words is "nine billion, nine hundred sixty-four million, two hundred forty-nine thousand, eighty-eight".