9916945504 has 24 divisors (see below), whose sum is σ = 19815393528. Its totient is φ = 4884464640.

The previous prime is 9916945499. The next prime is 9916945513. The reversal of 9916945504 is 4055496199.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2310577 + ... + 2314864.

It is an arithmetic number, because the mean of its divisors is an integer number (825641397).

Almost surely, 2^9916945504 is an apocalyptic number.

It is an amenable number.

9916945504 is a deficient number, since it is larger than the sum of its proper divisors (9898448024).

9916945504 is a wasteful number, since it uses less digits than its factorization.

9916945504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4625518 (or 4625510 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 52.

The square root of 9916945504 is about 99583.8616644283. The cubic root of 9916945504 is about 2148.4535845078.

The spelling of 9916945504 in words is "nine billion, nine hundred sixteen million, nine hundred forty-five thousand, five hundred four".