3301679646720 has 1728 divisors, whose sum is σ = 14873293431360. Its totient is φ = 696283693056.

The previous prime is 3301679646709. The next prime is 3301679646751. The reversal of 3301679646720 is 276469761033.

It is a happy number.

3301679646720 is a `hidden beast` number, since 3 + 30 + 1 + 67 + 96 + 467 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1728).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1585058799 + ... + 1585060881.

It is an arithmetic number, because the mean of its divisors is an integer number (8607229995).

Almost surely, 2^{3301679646720} is an apocalyptic number.

3301679646720 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 3301679646720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7436646715680).

3301679646720 is an abundant number, since it is smaller than the sum of its proper divisors (11571613784640).

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

3301679646720 is a wasteful number, since it uses less digits than its factorization.

3301679646720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2152 (or 2113 counting only the distinct ones).

The product of its (nonzero) digits is 6858432, while the sum is 54.

The spelling of 3301679646720 in words is "three trillion, three hundred one billion, six hundred seventy-nine million, six hundred forty-six thousand, seven hundred twenty".