9929449585 has 8 divisors (see below), whose sum is σ = 12998552256. Its totient is φ = 7221417840.

The previous prime is 9929449499. The next prime is 9929449591. The reversal of 9929449585 is 5859449299.

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

It is not a de Polignac number, because 9929449585 - 2¹³ = 9929441393 is a prime.

It is a super-2 number, since 2×9929449585² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90267669 + ... + 90267778.

It is an arithmetic number, because the mean of its divisors is an integer number (1624819032).

Almost surely, 2^9929449585 is an apocalyptic number.

It is an amenable number.

9929449585 is a deficient number, since it is larger than the sum of its proper divisors (3069102671).

9929449585 is a wasteful number, since it uses less digits than its factorization.

9929449585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180535463.

The product of its digits is 41990400, while the sum is 64.

The square root of 9929449585 is about 99646.6235504244. The cubic root of 9929449585 is about 2149.3561861739.

The spelling of 9929449585 in words is "nine billion, nine hundred twenty-nine million, four hundred forty-nine thousand, five hundred eighty-five".