6609424536 has 192 divisors, whose sum is σ = 21082763520. Its totient is φ = 1844156160.

The previous prime is 6609424517. The next prime is 6609424573. The reversal of 6609424536 is 6354249066.

6609424536 is a `hidden beast` number, since 6 + 6 + 0 + 94 + 24 + 536 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 6609424491 and 6609424500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7484751 + ... + 7485633.

It is an arithmetic number, because the mean of its divisors is an integer number (109806060).

Almost surely, 2^6609424536 is an apocalyptic number.

6609424536 is a gapful number since it is divisible by the number (66) 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 6609424536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10541381760).

6609424536 is an abundant number, since it is smaller than the sum of its proper divisors (14473338984).

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

6609424536 is a wasteful number, since it uses less digits than its factorization.

6609424536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1646 (or 1639 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 45.

The square root of 6609424536 is about 81298.3673636808. The cubic root of 6609424536 is about 1876.6698757798.

The spelling of 6609424536 in words is "six billion, six hundred nine million, four hundred twenty-four thousand, five hundred thirty-six".