6649200789804 has 36 divisors (see below), whose sum is σ = 16813929623400. Its totient is φ = 2215579037760.

The previous prime is 6649200789773. The next prime is 6649200789839. The reversal of 6649200789804 is 4089870029466.

6649200789804 is a `hidden beast` number, since 66 + 492 + 0 + 0 + 7 + 8 + 9 + 80 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×6649200789804³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34119217 + ... + 34313544.

It is an arithmetic number, because the mean of its divisors is an integer number (467053600650).

Almost surely, 2^{6649200789804} is an apocalyptic number.

It is an amenable number.

6649200789804 is an abundant number, since it is smaller than the sum of its proper divisors (10164728833596).

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

6649200789804 is a wasteful number, since it uses less digits than its factorization.

6649200789804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68435470 (or 68435465 counting only the distinct ones).

The product of its (nonzero) digits is 41803776, while the sum is 63.

The spelling of 6649200789804 in words is "six trillion, six hundred forty-nine billion, two hundred million, seven hundred eighty-nine thousand, eight hundred four".