6613205536 has 96 divisors (see below), whose sum is σ = 15287021568. Its totient is φ = 2757058560.

The previous prime is 6613205509. The next prime is 6613205551. The reversal of 6613205536 is 6355023166.

It is a super-2 number, since 2×6613205536² = 87468974922762094592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6613205495 and 6613205504.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3975841 + ... + 3977503.

It is an arithmetic number, because the mean of its divisors is an integer number (159239808).

Almost surely, 2^6613205536 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 6613205536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7643510784).

6613205536 is an abundant number, since it is smaller than the sum of its proper divisors (8673816032).

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

6613205536 is a wasteful number, since it uses less digits than its factorization.

6613205536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2154 (or 2146 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 37.

The square root of 6613205536 is about 81321.6178884803. The cubic root of 6613205536 is about 1877.0276646782.

The spelling of 6613205536 in words is "six billion, six hundred thirteen million, two hundred five thousand, five hundred thirty-six".