6623005404 has 12 divisors (see below), whose sum is σ = 15453679304. Its totient is φ = 2207668464.

The previous prime is 6623005391. The next prime is 6623005463. The reversal of 6623005404 is 4045003266.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 275958547 + ... + 275958570.

Almost surely, 2^6623005404 is an apocalyptic number.

It is an amenable number.

6623005404 is an abundant number, since it is smaller than the sum of its proper divisors (8830673900).

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

6623005404 is a wasteful number, since it uses less digits than its factorization.

6623005404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551917124 (or 551917122 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 6623005404 is about 81381.8493522972. The cubic root of 6623005404 is about 1877.9543733478.

The spelling of 6623005404 in words is "six billion, six hundred twenty-three million, five thousand, four hundred four".