9955464320 has 32 divisors (see below), whose sum is σ = 23799783420. Its totient is φ = 3982185472.

The previous prime is 9955464319. The next prime is 9955464329. The reversal of 9955464320 is 234645599.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9740900416 + 214563904 = 98696^2 + 14648^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×9955464320² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9955464329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7777067 + ... + 7778346.

Almost surely, 2^9955464320 is an apocalyptic number.

It is an amenable number.

9955464320 is an abundant number, since it is smaller than the sum of its proper divisors (13844319100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9955464320 is a wasteful number, since it uses less digits than its factorization.

9955464320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15555432 (or 15555420 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 47.

The square root of 9955464320 is about 99777.0731180265. The cubic root of 9955464320 is about 2151.2316231588.

The spelling of 9955464320 in words is "nine billion, nine hundred fifty-five million, four hundred sixty-four thousand, three hundred twenty".