6653490000 has 200 divisors, whose sum is σ = 21655093152. Its totient is φ = 1759680000.

The previous prime is 6653489993. The next prime is 6653490023. The reversal of 6653490000 is 943566.

It is a happy number.

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

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 39 ways as a sum of consecutive naturals, for example, 3929154 + ... + 3930846.

Almost surely, 2^6653490000 is an apocalyptic number.

6653490000 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 6653490000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10827546576).

6653490000 is an abundant number, since it is smaller than the sum of its proper divisors (15001603152).

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

6653490000 is a wasteful number, since it uses less digits than its factorization.

6653490000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1855 (or 1834 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 6653490000 is about 81568.9279076291. The cubic root of 6653490000 is about 1880.8312681217.

The spelling of 6653490000 in words is "six billion, six hundred fifty-three million, four hundred ninety thousand".