9533420223840 has 1536 divisors, whose sum is σ = 36194963374080. Its totient is φ = 2339418931200.

The previous prime is 9533420223781. The next prime is 9533420223841. The reversal of 9533420223840 is 483220243359.

9533420223840 is a `hidden beast` number, since 9 + 5 + 3 + 342 + 0 + 223 + 84 + 0 = 666.

It is a super-2 number, since 2×9533420223840² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9533420223841) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 41997445807 + ... + 41997446033.

It is an arithmetic number, because the mean of its divisors is an integer number (23564429280).

Almost surely, 2^{9533420223840} is an apocalyptic number.

9533420223840 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9533420223840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18097481687040).

9533420223840 is an abundant number, since it is smaller than the sum of its proper divisors (26661543150240).

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

9533420223840 is a wasteful number, since it uses less digits than its factorization.

9533420223840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493 (or 479 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

The spelling of 9533420223840 in words is "nine trillion, five hundred thirty-three billion, four hundred twenty million, two hundred twenty-three thousand, eight hundred forty".