223433134510540 has 24 divisors (see below), whose sum is σ = 469288401734880. Its totient is φ = 89358240611328.

The previous prime is 223433134510517. The next prime is 223433134510543. The reversal of 223433134510540 is 45015431334322.

It is a junction number, because it is equal to n+sod(n) for n = 223433134510493 and 223433134510502.

It is not an unprimeable number, because it can be changed into a prime (223433134510543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 938202520 + ... + 938440639.

It is an arithmetic number, because the mean of its divisors is an integer number (19553683405620).

Almost surely, 2^{223433134510540} is an apocalyptic number.

223433134510540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223433134510540 is an abundant number, since it is smaller than the sum of its proper divisors (245855267224340).

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

223433134510540 is a wasteful number, since it uses less digits than its factorization.

223433134510540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1876649121 (or 1876649119 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 40.

Adding to 223433134510540 its reverse (45015431334322), we get a palindrome (268448565844862).

The spelling of 223433134510540 in words is "two hundred twenty-three trillion, four hundred thirty-three billion, one hundred thirty-four million, five hundred ten thousand, five hundred forty".