6555210000 has 200 divisors, whose sum is σ = 21255321120. Its totient is φ = 1740288000.

The previous prime is 6555209933. The next prime is 6555210031. The reversal of 6555210000 is 125556.

It is a tau number, because it is divible by the number of its divisors (200).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nialpdrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 10589691 + ... + 10590309.

Almost surely, 2^6555210000 is an apocalyptic number.

6555210000 is a gapful number since it is divisible by the number (60) 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 6555210000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10627660560).

6555210000 is an abundant number, since it is smaller than the sum of its proper divisors (14700111120).

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

6555210000 is a wasteful number, since it uses less digits than its factorization.

6555210000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003 (or 982 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 6555210000 is about 80964.2513705895. The cubic root of 6555210000 is about 1871.5245843282.

Adding to 6555210000 its reverse (125556), we get a palindrome (6555335556).

The spelling of 6555210000 in words is "six billion, five hundred fifty-five million, two hundred ten thousand".