3454221254245 has 8 divisors (see below), whose sum is σ = 4147209885816. Its totient is φ = 2761947416256.

The previous prime is 3454221254243. The next prime is 3454221254273. The reversal of 3454221254245 is 5424521224543.

It can be written as a sum of positive squares in 4 ways, for example, as 30588960609 + 3423632293636 = 174897^2 + 1850306^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3454221254245 - 2¹ = 3454221254243 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3454221254243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178687762 + ... + 178707091.

It is an arithmetic number, because the mean of its divisors is an integer number (518401235727).

Almost surely, 2^{3454221254245} is an apocalyptic number.

It is an amenable number.

3454221254245 is a deficient number, since it is larger than the sum of its proper divisors (692988631571).

3454221254245 is a wasteful number, since it uses less digits than its factorization.

3454221254245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357396791.

The product of its digits is 1536000, while the sum is 43.

Adding to 3454221254245 its reverse (5424521224543), we get a palindrome (8878742478788).

The spelling of 3454221254245 in words is "three trillion, four hundred fifty-four billion, two hundred twenty-one million, two hundred fifty-four thousand, two hundred forty-five".