9424983785472 has 352 divisors, whose sum is σ = 28280164935960. Its totient is φ = 3141016289280.

The previous prime is 9424983785431. The next prime is 9424983785473. The reversal of 9424983785472 is 2745873894249.

It is a happy number.

9424983785472 is a `hidden beast` number, since 9 + 4 + 2 + 4 + 9 + 8 + 3 + 78 + 547 + 2 = 666.

It is a super-2 number, since 2×9424983785472² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a self number, because there is not a number n which added to its sum of digits gives 9424983785472.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9424983785473) by changing a digit.

It is a polite number, since it can be written in 21 ways as a sum of consecutive naturals, for example, 1934915197 + ... + 1934920067.

Almost surely, 2^{9424983785472} 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 9424983785472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14140082467980).

9424983785472 is an abundant number, since it is smaller than the sum of its proper divisors (18855181150488).

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

9424983785472 is an frugal number, since it uses more digits than its factorization.

9424983785472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4931 (or 4876 counting only the distinct ones).

The product of its digits is 975421440, while the sum is 72.

The spelling of 9424983785472 in words is "nine trillion, four hundred twenty-four billion, nine hundred eighty-three million, seven hundred eighty-five thousand, four hundred seventy-two".