3241897451520 has 1344 divisors, whose sum is σ = 13178223072000. Its totient is φ = 674409480192.

The previous prime is 3241897451519. The next prime is 3241897451531. The reversal of 3241897451520 is 251547981423.

It is a tau number, because it is divible by the number of its divisors (1344).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6496788231 + ... + 6496788729.

It is an arithmetic number, because the mean of its divisors is an integer number (9805225500).

Almost surely, 2^{3241897451520} is an apocalyptic number.

3241897451520 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 3241897451520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6589111536000).

3241897451520 is an abundant number, since it is smaller than the sum of its proper divisors (9936325620480).

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

3241897451520 is a wasteful number, since it uses less digits than its factorization.

3241897451520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643 (or 612 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 51.

The spelling of 3241897451520 in words is "three trillion, two hundred forty-one billion, eight hundred ninety-seven million, four hundred fifty-one thousand, five hundred twenty".