6606120100 has 72 divisors (see below), whose sum is σ = 15531693408. Its totient is φ = 2429145600.

The previous prime is 6606120091. The next prime is 6606120133. The reversal of 6606120100 is 10216066.

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 23 ways as a sum of consecutive naturals, for example, 27915 + ... + 118285.

It is an arithmetic number, because the mean of its divisors is an integer number (215717964).

Almost surely, 2^6606120100 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6606120100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7765846704).

6606120100 is an abundant number, since it is smaller than the sum of its proper divisors (8925573308).

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

6606120100 is a wasteful number, since it uses less digits than its factorization.

6606120100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90445 (or 90438 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 6606120100 is about 81278.0419301548. The cubic root of 6606120100 is about 1876.3570714794.

Adding to 6606120100 its reverse (10216066), we get a palindrome (6616336166).

The spelling of 6606120100 in words is "six billion, six hundred six million, one hundred twenty thousand, one hundred".