3521887344416 has 48 divisors (see below), whose sum is σ = 7924413127680. Its totient is φ = 1509348556800.

The previous prime is 3521887344403. The next prime is 3521887344449. The reversal of 3521887344416 is 6144437881253.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12766145 + ... + 13039103.

It is an arithmetic number, because the mean of its divisors is an integer number (165091940160).

Almost surely, 2^{3521887344416} is an apocalyptic number.

It is an amenable number.

3521887344416 is an abundant number, since it is smaller than the sum of its proper divisors (4402525783264).

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

3521887344416 is a wasteful number, since it uses less digits than its factorization.

3521887344416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330577 (or 330569 counting only the distinct ones).

The product of its digits is 15482880, while the sum is 56.

The spelling of 3521887344416 in words is "three trillion, five hundred twenty-one billion, eight hundred eighty-seven million, three hundred forty-four thousand, four hundred sixteen".