223032552240 has 80 divisors (see below), whose sum is σ = 693582223968. Its totient is φ = 59287707648.

The previous prime is 223032552217. The next prime is 223032552251. The reversal of 223032552240 is 42255230322.

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

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 223032552198 and 223032552207.

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, 1389697 + ... + 1541856.

Almost surely, 2^223032552240 is an apocalyptic number.

223032552240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223032552240 is an abundant number, since it is smaller than the sum of its proper divisors (470549671728).

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

223032552240 is a wasteful number, since it uses less digits than its factorization.

223032552240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2931886 (or 2931880 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 223032552240 its reverse (42255230322), we get a palindrome (265287782562).

The spelling of 223032552240 in words is "two hundred twenty-three billion, thirty-two million, five hundred fifty-two thousand, two hundred forty".