9968199651 has 6 divisors (see below), whose sum is σ = 14398510620. Its totient is φ = 6645466428.

The previous prime is 9968199641. The next prime is 9968199677. The reversal of 9968199651 is 1569918699.

It is a happy number.

9968199651 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9968199651 - 2¹⁵ = 9968166883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9968199641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 553788861 + ... + 553788878.

It is an arithmetic number, because the mean of its divisors is an integer number (2399751770).

Almost surely, 2^9968199651 is an apocalyptic number.

9968199651 is a deficient number, since it is larger than the sum of its proper divisors (4430310969).

9968199651 is a wasteful number, since it uses less digits than its factorization.

9968199651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1107577745 (or 1107577742 counting only the distinct ones).

The product of its digits is 9447840, while the sum is 63.

The square root of 9968199651 is about 99840.8716458345. The cubic root of 9968199651 is about 2152.1485391354.

The spelling of 9968199651 in words is "nine billion, nine hundred sixty-eight million, one hundred ninety-nine thousand, six hundred fifty-one".