223783532540 has 192 divisors, whose sum is σ = 519229025280. Its totient is φ = 80720640000.

The previous prime is 223783532513. The next prime is 223783532549. The reversal of 223783532540 is 45235387322.

It is a junction number, because it is equal to n+sod(n) for n = 223783532491 and 223783532500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223783532549) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 111723179 + ... + 111725181.

It is an arithmetic number, because the mean of its divisors is an integer number (2704317840).

Almost surely, 2^223783532540 is an apocalyptic number.

223783532540 is a gapful number since it is divisible by the number (20) 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 223783532540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (259614512640).

223783532540 is an abundant number, since it is smaller than the sum of its proper divisors (295445492740).

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

223783532540 is a wasteful number, since it uses less digits than its factorization.

223783532540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2244 (or 2242 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 44.

The spelling of 223783532540 in words is "two hundred twenty-three billion, seven hundred eighty-three million, five hundred thirty-two thousand, five hundred forty".