3521050514560 has 128 divisors (see below), whose sum is σ = 8475676372800. Its totient is φ = 1398709555200.

The previous prime is 3521050514549. The next prime is 3521050514573. The reversal of 3521050514560 is 654150501253.

It is a happy number.

3521050514560 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85585195 + ... + 85626325.

Almost surely, 2^{3521050514560} 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 3521050514560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4237838186400).

3521050514560 is an abundant number, since it is smaller than the sum of its proper divisors (4954625858240).

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

3521050514560 is a wasteful number, since it uses less digits than its factorization.

3521050514560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42070 (or 42058 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 37.

The spelling of 3521050514560 in words is "three trillion, five hundred twenty-one billion, fifty million, five hundred fourteen thousand, five hundred sixty".