550321454332 has 12 divisors (see below), whose sum is σ = 1037144279416. Its totient is φ = 253994517360.

The previous prime is 550321454299. The next prime is 550321454339. The reversal of 550321454332 is 233454123055.

550321454332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 550321454291 and 550321454300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550321454339) 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, 5291552394 + ... + 5291552497.

Almost surely, 2^550321454332 is an apocalyptic number.

550321454332 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

550321454332 is a deficient number, since it is larger than the sum of its proper divisors (486822825084).

550321454332 is a wasteful number, since it uses less digits than its factorization.

550321454332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10583104908 (or 10583104906 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 37.

Adding to 550321454332 its reverse (233454123055), we get a palindrome (783775577387).

It can be divided in two parts, 550321 and 454332, that added together give a triangular number (1004653 = T₁₄₁₇).

The spelling of 550321454332 in words is "five hundred fifty billion, three hundred twenty-one million, four hundred fifty-four thousand, three hundred thirty-two".