555385140000 has 960 divisors, whose sum is σ = 2138606426880. Its totient is φ = 139898880000.

The previous prime is 555385139983. The next prime is 555385140019. The reversal of 555385140000 is 41583555.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 1204739770 + ... + 1204740230.

It is an arithmetic number, because the mean of its divisors is an integer number (2227715028).

Almost surely, 2^555385140000 is an apocalyptic number.

555385140000 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 555385140000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1069303213440).

555385140000 is an abundant number, since it is smaller than the sum of its proper divisors (1583221286880).

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

555385140000 is a wasteful number, since it uses less digits than its factorization.

555385140000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620 (or 591 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The spelling of 555385140000 in words is "five hundred fifty-five billion, three hundred eighty-five million, one hundred forty thousand".