550441155264 has 672 divisors, whose sum is σ = 1980534804480. Its totient is φ = 131010048000.

The previous prime is 550441155193. The next prime is 550441155281. The reversal of 550441155264 is 462551144055.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (672).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 377272167 + ... + 377273625.

Almost surely, 2^550441155264 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 550441155264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (990267402240).

550441155264 is an abundant number, since it is smaller than the sum of its proper divisors (1430093649216).

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

550441155264 is a wasteful number, since it uses less digits than its factorization.

550441155264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1669 (or 1646 counting only the distinct ones).

The product of its (nonzero) digits is 480000, while the sum is 42.

The spelling of 550441155264 in words is "five hundred fifty billion, four hundred forty-one million, one hundred fifty-five thousand, two hundred sixty-four".