3544161513564 has 48 divisors (see below), whose sum is σ = 9461141254656. Its totient is φ = 1011541444800.

The previous prime is 3544161513539. The next prime is 3544161513569. The reversal of 3544161513564 is 4653151614453.

3544161513564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3544161513564² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3544161513569) 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, 22339872 + ... + 22497959.

It is an arithmetic number, because the mean of its divisors is an integer number (197107109472).

Almost surely, 2^{3544161513564} is an apocalyptic number.

It is an amenable number.

3544161513564 is an abundant number, since it is smaller than the sum of its proper divisors (5916979741092).

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

3544161513564 is a wasteful number, since it uses less digits than its factorization.

3544161513564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44838786 (or 44838784 counting only the distinct ones).

The product of its digits is 2592000, while the sum is 48.

The spelling of 3544161513564 in words is "three trillion, five hundred forty-four billion, one hundred sixty-one million, five hundred thirteen thousand, five hundred sixty-four".