550291506240 has 448 divisors, whose sum is σ = 2051664297984. Its totient is φ = 122355843072.

The previous prime is 550291506223. The next prime is 550291506269. The reversal of 550291506240 is 42605192055.

It is a tau number, because it is divible by the number of its divisors (448).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 52740064 + ... + 52750496.

It is an arithmetic number, because the mean of its divisors is an integer number (4579607808).

Almost surely, 2^550291506240 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 550291506240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1025832148992).

550291506240 is an abundant number, since it is smaller than the sum of its proper divisors (1501372791744).

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

550291506240 is a wasteful number, since it uses less digits than its factorization.

550291506240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10674 (or 10664 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 39.

Adding to 550291506240 its reverse (42605192055), we get a palindrome (592896698295).

The spelling of 550291506240 in words is "five hundred fifty billion, two hundred ninety-one million, five hundred six thousand, two hundred forty".