223233424403440 has 80 divisors (see below), whose sum is σ = 566205373081440. Its totient is φ = 81175183810560.

The previous prime is 223233424403413. The next prime is 223233424403519. The reversal of 223233424403440 is 44304424332322.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-3 number, since 3×223233424403440³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 223233424403393 and 223233424403402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126563116 + ... + 128314804.

It is an arithmetic number, because the mean of its divisors is an integer number (7077567163518).

Almost surely, 2^{223233424403440} is an apocalyptic number.

223233424403440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223233424403440 is an abundant number, since it is smaller than the sum of its proper divisors (342971948678000).

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

223233424403440 is a wasteful number, since it uses less digits than its factorization.

223233424403440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1896530 (or 1896524 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 40.

Adding to 223233424403440 its reverse (44304424332322), we get a palindrome (267537848735762).

The spelling of 223233424403440 in words is "two hundred twenty-three trillion, two hundred thirty-three billion, four hundred twenty-four million, four hundred three thousand, four hundred forty".