550433521004531 has 8 divisors (see below), whose sum is σ = 552718345845600. Its totient is φ = 548148703340160.

The previous prime is 550433521004509. The next prime is 550433521004579. The reversal of 550433521004531 is 135400125334055.

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

It is a cyclic number.

It is not a de Polignac number, because 550433521004531 - 2⁶ = 550433521004467 is a prime.

It is a super-2 number, since 2×550433521004531² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550433521006531) 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, 197991410 + ... + 200752248.

It is an arithmetic number, because the mean of its divisors is an integer number (69089793230700).

Almost surely, 2^{550433521004531} is an apocalyptic number.

550433521004531 is a deficient number, since it is larger than the sum of its proper divisors (2284824841069).

550433521004531 is a wasteful number, since it uses less digits than its factorization.

550433521004531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3588349.

The product of its (nonzero) digits is 540000, while the sum is 41.

Adding to 550433521004531 its reverse (135400125334055), we get a palindrome (685833646338586).

The spelling of 550433521004531 in words is "five hundred fifty trillion, four hundred thirty-three billion, five hundred twenty-one million, four thousand, five hundred thirty-one".