550215265430 has 64 divisors (see below), whose sum is σ = 1030723854336. Its totient is φ = 211240848000.

The previous prime is 550215265429. The next prime is 550215265511. The reversal of 550215265430 is 34562512055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 111309539 + ... + 111314481.

It is an arithmetic number, because the mean of its divisors is an integer number (16105060224).

Almost surely, 2^550215265430 is an apocalyptic number.

550215265430 is a deficient number, since it is larger than the sum of its proper divisors (480508588906).

550215265430 is a wasteful number, since it uses less digits than its factorization.

550215265430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7853.

The product of its (nonzero) digits is 180000, while the sum is 38.

Adding to 550215265430 its reverse (34562512055), we get a palindrome (584777777485).

The spelling of 550215265430 in words is "five hundred fifty billion, two hundred fifteen million, two hundred sixty-five thousand, four hundred thirty".