550158048000 has 1152 divisors, whose sum is σ = 2239802772480. Its totient is φ = 131880960000.

The previous prime is 550158047981. The next prime is 550158048131. The reversal of 550158048000 is 840851055.

It is a tau number, because it is divible by the number of its divisors (1152).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1016927730 + ... + 1016928270.

It is an arithmetic number, because the mean of its divisors is an integer number (1944273240).

Almost surely, 2^550158048000 is an apocalyptic number.

550158048000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550158048000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1119901386240).

550158048000 is an abundant number, since it is smaller than the sum of its proper divisors (1689644724480).

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

550158048000 is a wasteful number, since it uses less digits than its factorization.

550158048000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699 (or 669 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 36.

Adding to 550158048000 its reverse (840851055), we get a palindrome (550998899055).

The spelling of 550158048000 in words is "five hundred fifty billion, one hundred fifty-eight million, forty-eight thousand".