550231432530 has 32 divisors (see below), whose sum is σ = 1422136626624. Its totient is φ = 135441583296.

The previous prime is 550231432523. The next prime is 550231432567. The reversal of 550231432530 is 35234132055.

It is a junction number, because it is equal to n+sod(n) for n = 550231432491 and 550231432500.

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, 705424524 + ... + 705425303.

It is an arithmetic number, because the mean of its divisors is an integer number (44441769582).

Almost surely, 2^550231432530 is an apocalyptic number.

550231432530 is an abundant number, since it is smaller than the sum of its proper divisors (871905194094).

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

550231432530 is a wasteful number, since it uses less digits than its factorization.

550231432530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1410849850.

The product of its (nonzero) digits is 54000, while the sum is 33.

Adding to 550231432530 its reverse (35234132055), we get a palindrome (585465564585).

The spelling of 550231432530 in words is "five hundred fifty billion, two hundred thirty-one million, four hundred thirty-two thousand, five hundred thirty".