6601801104 has 80 divisors (see below), whose sum is σ = 19946987200. Its totient is φ = 2084776704.

The previous prime is 6601801103. The next prime is 6601801111. The reversal of 6601801104 is 4011081066.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (6601801103) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 393949 + ... + 410364.

It is an arithmetic number, because the mean of its divisors is an integer number (249337340).

Almost surely, 2^6601801104 is an apocalyptic number.

It is an amenable number.

6601801104 is an abundant number, since it is smaller than the sum of its proper divisors (13345186096).

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

6601801104 is a wasteful number, since it uses less digits than its factorization.

6601801104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804349 (or 804337 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 6601801104 is about 81251.4683190402. The cubic root of 6601801104 is about 1875.9480696600.

The spelling of 6601801104 in words is "six billion, six hundred one million, eight hundred one thousand, one hundred four".