555989280000 has 1440 divisors, whose sum is σ = 2360064537600. Its totient is φ = 115153920000.

The previous prime is 555989279999. The next prime is 555989280001. The reversal of 555989280000 is 82989555.

It is an interprime number because it is at equal distance from previous prime (555989279999) and next prime (555989280001).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555989280001) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 1811039847 + ... + 1811040153.

Almost surely, 2^555989280000 is an apocalyptic number.

555989280000 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 555989280000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1180032268800).

555989280000 is an abundant number, since it is smaller than the sum of its proper divisors (1804075257600).

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

555989280000 is an equidigital number, since it uses as much as digits as its factorization.

555989280000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378 (or 335 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 51.

The spelling of 555989280000 in words is "five hundred fifty-five billion, nine hundred eighty-nine million, two hundred eighty thousand".