223852757832 has 324 divisors, whose sum is σ = 689926734315. Its totient is φ = 65519055360.

The previous prime is 223852757789. The next prime is 223852757833. The reversal of 223852757832 is 238757258322.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

223852757832 is a `hidden beast` number, since 2 + 2 + 38 + 5 + 2 + 7 + 578 + 32 = 666.

It can be written as a sum of positive squares in 5 ways, for example, as 210950978436 + 12901779396 = 459294^2 + 113586^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=334554.

It is a super-2 number, since 2×223852757832² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (223852757833) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 1633961668 + ... + 1633961804.

Almost surely, 2^223852757832 is an apocalyptic number.

223852757832 is a gapful number since it is divisible by the number (22) 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 223852757832

223852757832 is an abundant number, since it is smaller than the sum of its proper divisors (466073976483).

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

223852757832 is a wasteful number, since it uses less digits than its factorization.

223852757832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382 (or 190 counting only the distinct ones).

The product of its digits is 11289600, while the sum is 54.

The spelling of 223852757832 in words is "two hundred twenty-three billion, eight hundred fifty-two million, seven hundred fifty-seven thousand, eight hundred thirty-two".