550403454433 has 8 divisors (see below), whose sum is σ = 649323891200. Its totient is φ = 456555860640.

The previous prime is 550403454421. The next prime is 550403454451. The reversal of 550403454433 is 334454304055.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550403454433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550403454463) 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, 1268210508 + ... + 1268210941.

It is an arithmetic number, because the mean of its divisors is an integer number (81165486400).

Almost surely, 2^550403454433 is an apocalyptic number.

It is an amenable number.

550403454433 is a deficient number, since it is larger than the sum of its proper divisors (98920436767).

550403454433 is a wasteful number, since it uses less digits than its factorization.

550403454433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2536421487.

The product of its (nonzero) digits is 864000, while the sum is 40.

Adding to 550403454433 its reverse (334454304055), we get a palindrome (884857758488).

The spelling of 550403454433 in words is "five hundred fifty billion, four hundred three million, four hundred fifty-four thousand, four hundred thirty-three".