3521613266444 has 48 divisors (see below), whose sum is σ = 7606500756288. Its totient is φ = 1389218992128.

The previous prime is 3521613266441. The next prime is 3521613266473. The reversal of 3521613266444 is 4446623161253.

3521613266444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (3521613266441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13575137 + ... + 13832120.

It is an arithmetic number, because the mean of its divisors is an integer number (158468765756).

Almost surely, 2^{3521613266444} is an apocalyptic number.

It is an amenable number.

3521613266444 is an abundant number, since it is smaller than the sum of its proper divisors (4084887489844).

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

3521613266444 is a wasteful number, since it uses less digits than its factorization.

3521613266444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27407634 (or 27407632 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 47.

The spelling of 3521613266444 in words is "three trillion, five hundred twenty-one billion, six hundred thirteen million, two hundred sixty-six thousand, four hundred forty-four".