6612210000 has 300 divisors, whose sum is σ = 25229798880. Its totient is φ = 1602720000.

The previous prime is 6612209999. The next prime is 6612210013. The reversal of 6612210000 is 122166.

It is a happy number.

6612210000 is a `hidden beast` number, since 661 + 2 + 2 + 1 + 0 + 0 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (300).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 986661 + ... + 993339.

Almost surely, 2^6612210000 is an apocalyptic number.

6612210000 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 6612210000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12614899440).

6612210000 is an abundant number, since it is smaller than the sum of its proper divisors (18617588880).

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

6612210000 is a wasteful number, since it uses less digits than its factorization.

6612210000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6724 (or 6700 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 6612210000 is about 81315.4966780625. The cubic root of 6612210000 is about 1876.9334722135.

Adding to 6612210000 its reverse (122166), we get a palindrome (6612332166).

It can be divided in two parts, 6612 and 210000, that added together give a palindrome (216612).

The spelling of 6612210000 in words is "six billion, six hundred twelve million, two hundred ten thousand".