550344156433 has 8 divisors (see below), whose sum is σ = 557389370880. Its totient is φ = 543300912960.

The previous prime is 550344156413. The next prime is 550344156443. The reversal of 550344156433 is 334651443055.

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-550344156433 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 550344156433.

It is not an unprimeable number, because it can be changed into a prime (550344156403) 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, 73416 + ... + 1051702.

It is an arithmetic number, because the mean of its divisors is an integer number (69673671360).

Almost surely, 2^550344156433 is an apocalyptic number.

It is an amenable number.

550344156433 is a deficient number, since it is larger than the sum of its proper divisors (7045214447).

550344156433 is an equidigital number, since it uses as much as digits as its factorization.

550344156433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985487.

The product of its (nonzero) digits is 1296000, while the sum is 43.

Adding to 550344156433 its reverse (334651443055), we get a palindrome (884995599488).

The spelling of 550344156433 in words is "five hundred fifty billion, three hundred forty-four million, one hundred fifty-six thousand, four hundred thirty-three".