5345452220445 has 72 divisors (see below), whose sum is σ = 9754622750808. Its totient is φ = 2706886391040.

The previous prime is 5345452220441. The next prime is 5345452220497. The reversal of 5345452220445 is 5440222545435.

5345452220445 is a `hidden beast` number, since 5 + 34 + 54 + 522 + 2 + 0 + 4 + 45 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 64082897316 + 5281369323129 = 253146^2 + 2298123^2 .

It is not a de Polignac number, because 5345452220445 - 2² = 5345452220441 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 5345452220445.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5345452220441) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1125867 + ... + 3458103.

It is an arithmetic number, because the mean of its divisors is an integer number (135480871539).

Almost surely, 2^{5345452220445} is an apocalyptic number.

It is an amenable number.

5345452220445 is a deficient number, since it is larger than the sum of its proper divisors (4409170530363).

5345452220445 is a wasteful number, since it uses less digits than its factorization.

5345452220445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2332363 (or 2332329 counting only the distinct ones).

The product of its (nonzero) digits is 3840000, while the sum is 45.

The spelling of 5345452220445 in words is "five trillion, three hundred forty-five billion, four hundred fifty-two million, two hundred twenty thousand, four hundred forty-five".