550230656240 has 20 divisors (see below), whose sum is σ = 1279286275944. Its totient is φ = 220092262464.

The previous prime is 550230656231. The next prime is 550230656243. The reversal of 550230656240 is 42656032055.

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 550230656194 and 550230656203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550230656243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3438941522 + ... + 3438941681.

Almost surely, 2^550230656240 is an apocalyptic number.

It is an amenable number.

550230656240 is an abundant number, since it is smaller than the sum of its proper divisors (729055619704).

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

550230656240 is a wasteful number, since it uses less digits than its factorization.

550230656240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6877883216 (or 6877883210 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 38.

Adding to 550230656240 its reverse (42656032055), we get a palindrome (592886688295).

The spelling of 550230656240 in words is "five hundred fifty billion, two hundred thirty million, six hundred fifty-six thousand, two hundred forty".