550404014040 has 192 divisors, whose sum is σ = 1860840540000. Its totient is φ = 140921044992.

The previous prime is 550404014033. The next prime is 550404014059. The reversal of 550404014040 is 40410404055.

It is a junction number, because it is equal to n+sod(n) for n = 550404013995 and 550404014013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1721496 + ... + 2016024.

Almost surely, 2^550404014040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550404014040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (930420270000).

550404014040 is an abundant number, since it is smaller than the sum of its proper divisors (1310436525960).

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

550404014040 is a wasteful number, since it uses less digits than its factorization.

550404014040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294754 (or 294747 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

Adding to 550404014040 its reverse (40410404055), we get a palindrome (590814418095).

The spelling of 550404014040 in words is "five hundred fifty billion, four hundred four million, fourteen thousand, forty".