3297611411640 has 576 divisors, whose sum is σ = 13571436003840. Its totient is φ = 679575536640.

The previous prime is 3297611411581. The next prime is 3297611411641. The reversal of 3297611411640 is 461141167923.

3297611411640 is a `hidden beast` number, since 3 + 29 + 7 + 611 + 4 + 1 + 1 + 6 + 4 + 0 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3297611411641) 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, 18222805 + ... + 18402875.

It is an arithmetic number, because the mean of its divisors is an integer number (23561520840).

Almost surely, 2^{3297611411640} is an apocalyptic number.

3297611411640 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 3297611411640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6785718001920).

3297611411640 is an abundant number, since it is smaller than the sum of its proper divisors (10273824592200).

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

3297611411640 is a wasteful number, since it uses less digits than its factorization.

3297611411640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180164 (or 180144 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The spelling of 3297611411640 in words is "three trillion, two hundred ninety-seven billion, six hundred eleven million, four hundred eleven thousand, six hundred forty".