3309659136 has 352 divisors, whose sum is σ = 11463200000. Its totient is φ = 942907392.

The previous prime is 3309659117. The next prime is 3309659137. The reversal of 3309659136 is 6319569033.

It is a junction number, because it is equal to n+sod(n) for n = 3309659091 and 3309659100.

It is not an unprimeable number, because it can be changed into a prime (3309659137) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9483090 + ... + 9483438.

Almost surely, 2^3309659136 is an apocalyptic number.

3309659136 is a gapful number since it is divisible by the number (36) 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 3309659136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5731600000).

3309659136 is an abundant number, since it is smaller than the sum of its proper divisors (8153540864).

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

3309659136 is an equidigital number, since it uses as much as digits as its factorization.

3309659136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399 (or 361 counting only the distinct ones).

The product of its (nonzero) digits is 393660, while the sum is 45.

The square root of 3309659136 is about 57529.6370230162. The cubic root of 3309659136 is about 1490.2567213765.

The spelling of 3309659136 in words is "three billion, three hundred nine million, six hundred fifty-nine thousand, one hundred thirty-six".