9990704835 has 40 divisors (see below), whose sum is σ = 17917691616. Its totient is φ = 5325868800.

The previous prime is 9990704791. The next prime is 9990704881. The reversal of 9990704835 is 5384070999.

9990704835 is a `hidden beast` number, since 9 + 9 + 90 + 70 + 483 + 5 = 666.

It is not a de Polignac number, because 9990704835 - 2¹³ = 9990696643 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1130002 + ... + 1138808.

Almost surely, 2^9990704835 is an apocalyptic number.

9990704835 is a deficient number, since it is larger than the sum of its proper divisors (7926986781).

9990704835 is a wasteful number, since it uses less digits than its factorization.

9990704835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11625 (or 11616 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 54.

The square root of 9990704835 is about 99953.5133699661. The cubic root of 9990704835 is about 2153.7669555682.

The spelling of 9990704835 in words is "nine billion, nine hundred ninety million, seven hundred four thousand, eight hundred thirty-five".