9424813643 has 8 divisors (see below), whose sum is σ = 10774065120. Its totient is φ = 8076274560.

The previous prime is 9424813639. The next prime is 9424813663. The reversal of 9424813643 is 3463184249.

9424813643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 9424813643 - 2² = 9424813639 is a prime.

It is a super-2 number, since 2×9424813643² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9424813594 and 9424813603.

It is not an unprimeable number, because it can be changed into a prime (9424813613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149438 + ... + 202931.

It is an arithmetic number, because the mean of its divisors is an integer number (1346758140).

Almost surely, 2^9424813643 is an apocalyptic number.

9424813643 is a deficient number, since it is larger than the sum of its proper divisors (1349251477).

9424813643 is a wasteful number, since it uses less digits than its factorization.

9424813643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356197.

The product of its digits is 497664, while the sum is 44.

The square root of 9424813643 is about 97081.4794026131. The cubic root of 9424813643 is about 2112.3096862410.

The spelling of 9424813643 in words is "nine billion, four hundred twenty-four million, eight hundred thirteen thousand, six hundred forty-three".