550533866842 has 8 divisors (see below), whose sum is σ = 827681896800. Its totient is φ = 274639901244.

The previous prime is 550533866837. The next prime is 550533866843. The reversal of 550533866842 is 248668335055.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (550533866843) 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, 313514992 + ... + 313516747.

It is an arithmetic number, because the mean of its divisors is an integer number (103460237100).

Almost surely, 2^550533866842 is an apocalyptic number.

550533866842 is a deficient number, since it is larger than the sum of its proper divisors (277148029958).

550533866842 is a wasteful number, since it uses less digits than its factorization.

550533866842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627032180.

The product of its (nonzero) digits is 20736000, while the sum is 55.

The spelling of 550533866842 in words is "five hundred fifty billion, five hundred thirty-three million, eight hundred sixty-six thousand, eight hundred forty-two".