3396520666800 has 720 divisors, whose sum is σ = 12936162889728. Its totient is φ = 822559795200.

The previous prime is 3396520666667. The next prime is 3396520666807. The reversal of 3396520666800 is 86660256933.

It is a tau number, because it is divible by the number of its divisors (720).

It is not an unprimeable number, because it can be changed into a prime (3396520666807) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 136027917 + ... + 136052883.

Almost surely, 2^{3396520666800} is an apocalyptic number.

3396520666800 is a gapful number since it is divisible by the number (30) 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 3396520666800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6468081444864).

3396520666800 is an abundant number, since it is smaller than the sum of its proper divisors (9539642222928).

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

3396520666800 is a wasteful number, since it uses less digits than its factorization.

3396520666800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25098 (or 25084 counting only the distinct ones).

The product of its (nonzero) digits is 8398080, while the sum is 54.

The spelling of 3396520666800 in words is "three trillion, three hundred ninety-six billion, five hundred twenty million, six hundred sixty-six thousand, eight hundred".