9441809472 has 56 divisors (see below), whose sum is σ = 25333342272. Its totient is φ = 3102937600.

The previous prime is 9441809453. The next prime is 9441809477. The reversal of 9441809472 is 2749081449.

It is a super-2 number, since 2×9441809472² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (9441809477) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 332679 + ... + 359942.

It is an arithmetic number, because the mean of its divisors is an integer number (452381112).

Almost surely, 2^9441809472 is an apocalyptic number.

It is an amenable number.

9441809472 is an abundant number, since it is smaller than the sum of its proper divisors (15891532800).

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

9441809472 is a wasteful number, since it uses less digits than its factorization.

9441809472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692707 (or 692697 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 48.

The square root of 9441809472 is about 97168.9738136613. The cubic root of 9441809472 is about 2113.5786378027.

The spelling of 9441809472 in words is "nine billion, four hundred forty-one million, eight hundred nine thousand, four hundred seventy-two".