9968424964 has 9 divisors (see below), whose sum is σ = 17445093141. Its totient is φ = 4984112640.

The previous prime is 9968424937. The next prime is 9968425013. The reversal of 9968424964 is 4694248699.

The square root of 9968424964 is 99842.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 8790562564 + 1177862400 = 93758^2 + 34320^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 174724 + ... + 224644.

Almost surely, 2^9968424964 is an apocalyptic number.

9968424964 is the 99842-nd square number.

It is an amenable number.

9968424964 is a deficient number, since it is larger than the sum of its proper divisors (7476668177).

9968424964 is an frugal number, since it uses more digits than its factorization.

9968424964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99846 (or 49923 counting only the distinct ones).

The product of its digits is 26873856, while the sum is 61.

The cubic root of 9968424964 is about 2152.1647541460.

The spelling of 9968424964 in words is "nine billion, nine hundred sixty-eight million, four hundred twenty-four thousand, nine hundred sixty-four".