9908561038 has 8 divisors (see below), whose sum is σ = 14863264200. Its totient is φ = 4954139640.

The previous prime is 9908560997. The next prime is 9908561041. The reversal of 9908561038 is 8301658099.

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

It is a junction number, because it is equal to n+sod(n) for n = 9908560982 and 9908561000.

It is a congruent number.

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, 98808 + ... + 171988.

It is an arithmetic number, because the mean of its divisors is an integer number (1857908025).

Almost surely, 2^9908561038 is an apocalyptic number.

9908561038 is a deficient number, since it is larger than the sum of its proper divisors (4954703162).

9908561038 is a wasteful number, since it uses less digits than its factorization.

9908561038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140882.

The product of its (nonzero) digits is 466560, while the sum is 49.

The square root of 9908561038 is about 99541.7552487397. The cubic root of 9908561038 is about 2147.8479304428.

The spelling of 9908561038 in words is "nine billion, nine hundred eight million, five hundred sixty-one thousand, thirty-eight".