9134579990 has 32 divisors (see below), whose sum is σ = 16543280160. Its totient is φ = 3631417344.

The previous prime is 9134579989. The next prime is 9134580053. The reversal of 9134579990 is 999754319.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3138656 + ... + 3141564.

It is an arithmetic number, because the mean of its divisors is an integer number (516977505).

Almost surely, 2^9134579990 is an apocalyptic number.

9134579990 is a deficient number, since it is larger than the sum of its proper divisors (7408700170).

9134579990 is a wasteful number, since it uses less digits than its factorization.

9134579990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4736.

The product of its (nonzero) digits is 2755620, while the sum is 56.

The square root of 9134579990 is about 95574.9966780015. The cubic root of 9134579990 is about 2090.4006305999.

The spelling of 9134579990 in words is "nine billion, one hundred thirty-four million, five hundred seventy-nine thousand, nine hundred ninety".