3202545651648 has 448 divisors, whose sum is σ = 9998654128128. Its totient is φ = 885759160320.

The previous prime is 3202545651637. The next prime is 3202545651653. The reversal of 3202545651648 is 8461565452023.

It is a tau number, because it is divible by the number of its divisors (448).

It is a self number, because there is not a number n which added to its sum of digits gives 3202545651648.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2480669883 + ... + 2480671173.

Almost surely, 2^{3202545651648} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3202545651648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4999327064064).

3202545651648 is an abundant number, since it is smaller than the sum of its proper divisors (6796108476480).

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

3202545651648 is a wasteful number, since it uses less digits than its factorization.

3202545651648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1760 (or 1750 counting only the distinct ones).

The product of its (nonzero) digits is 6912000, while the sum is 51.

The spelling of 3202545651648 in words is "three trillion, two hundred two billion, five hundred forty-five million, six hundred fifty-one thousand, six hundred forty-eight".