9919830106 has 8 divisors (see below), whose sum is σ = 15755024340. Its totient is φ = 4668155328.

The previous prime is 9919830079. The next prime is 9919830113. The reversal of 9919830106 is 6010389199.

It can be written as a sum of positive squares in 2 ways, for example, as 8387812225 + 1532017881 = 91585^2 + 39141^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145879821 + ... + 145879888.

Almost surely, 2^9919830106 is an apocalyptic number.

9919830106 is a deficient number, since it is larger than the sum of its proper divisors (5835194234).

9919830106 is a wasteful number, since it uses less digits than its factorization.

9919830106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291759728.

The product of its (nonzero) digits is 104976, while the sum is 46.

The square root of 9919830106 is about 99598.3438918539. The cubic root of 9919830106 is about 2148.6618755489.

The spelling of 9919830106 in words is "nine billion, nine hundred nineteen million, eight hundred thirty thousand, one hundred six".