9518945604 has 96 divisors (see below), whose sum is σ = 26504755200. Its totient is φ = 2656400544.

The previous prime is 9518945551. The next prime is 9518945651. The reversal of 9518945604 is 4065498159.

It is a super-2 number, since 2×9518945604² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 150097 + ... + 203879.

It is an arithmetic number, because the mean of its divisors is an integer number (276091200).

Almost surely, 2^9518945604 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9518945604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13252377600).

9518945604 is an abundant number, since it is smaller than the sum of its proper divisors (16985809596).

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

9518945604 is a wasteful number, since it uses less digits than its factorization.

9518945604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53854 (or 53838 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 51.

The square root of 9518945604 is about 97565.0839388764. The cubic root of 9518945604 is about 2119.3187561323.

The spelling of 9518945604 in words is "nine billion, five hundred eighteen million, nine hundred forty-five thousand, six hundred four".