550435415320 has 64 divisors (see below), whose sum is σ = 1436530855680. Its totient is φ = 185903980416.

The previous prime is 550435415303. The next prime is 550435415333. The reversal of 550435415320 is 23514534055.

It is a self number, because there is not a number n which added to its sum of digits gives 550435415320.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14651694 + ... + 14689213.

It is an arithmetic number, because the mean of its divisors is an integer number (22445794620).

Almost surely, 2^550435415320 is an apocalyptic number.

It is an amenable number.

550435415320 is an abundant number, since it is smaller than the sum of its proper divisors (886095440360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

550435415320 is a wasteful number, since it uses less digits than its factorization.

550435415320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29340992 (or 29340988 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 37.

Adding to 550435415320 its reverse (23514534055), we get a palindrome (573949949375).

The spelling of 550435415320 in words is "five hundred fifty billion, four hundred thirty-five million, four hundred fifteen thousand, three hundred twenty".