6604895899404 has 360 divisors, whose sum is σ = 19307307160064. Its totient is φ = 1966990132800.

The previous prime is 6604895899397. The next prime is 6604895899423. The reversal of 6604895899404 is 4049985984066.

6604895899404 is a `hidden beast` number, since 6 + 6 + 0 + 4 + 89 + 58 + 99 + 404 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 1216144569 + ... + 1216149999.

Almost surely, 2^{6604895899404} 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 6604895899404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9653653580032).

6604895899404 is an abundant number, since it is smaller than the sum of its proper divisors (12702411260660).

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

6604895899404 is a wasteful number, since it uses less digits than its factorization.

6604895899404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5999 (or 5977 counting only the distinct ones).

The product of its (nonzero) digits is 537477120, while the sum is 72.

The spelling of 6604895899404 in words is "six trillion, six hundred four billion, eight hundred ninety-five million, eight hundred ninety-nine thousand, four hundred four".