3545047164448 has 96 divisors (see below), whose sum is σ = 7492644352368. Its totient is φ = 1645176422400.

The previous prime is 3545047164437. The next prime is 3545047164469. The reversal of 3545047164448 is 8444617405453.

It can be written as a sum of positive squares in 8 ways, for example, as 2955057264784 + 589989899664 = 1719028^2 + 768108^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14708268 + ... + 14947348.

Almost surely, 2^{3545047164448} 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 3545047164448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3746322176184).

3545047164448 is an abundant number, since it is smaller than the sum of its proper divisors (3947597187920).

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

3545047164448 is a wasteful number, since it uses less digits than its factorization.

3545047164448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239486 (or 239478 counting only the distinct ones).

The product of its (nonzero) digits is 25804800, while the sum is 55.

The spelling of 3545047164448 in words is "three trillion, five hundred forty-five billion, forty-seven million, one hundred sixty-four thousand, four hundred forty-eight".