4404131055545 has 8 divisors (see below), whose sum is σ = 5691492441096. Its totient is φ = 3252281394816.

The previous prime is 4404131055523. The next prime is 4404131055587. The reversal of 4404131055545 is 5455501314044.

It can be written as a sum of positive squares in 4 ways, for example, as 306862818304 + 4097268237241 = 553952^2 + 2024171^2 .

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 4404131055545 - 2¹⁶ = 4404130990009 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33877931132 + ... + 33877931261.

It is an arithmetic number, because the mean of its divisors is an integer number (711436555137).

Almost surely, 2^{4404131055545} is an apocalyptic number.

It is an amenable number.

4404131055545 is a deficient number, since it is larger than the sum of its proper divisors (1287361385551).

4404131055545 is a wasteful number, since it uses less digits than its factorization.

4404131055545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67755862411.

The product of its (nonzero) digits is 480000, while the sum is 41.

Adding to 4404131055545 its reverse (5455501314044), we get a palindrome (9859632369589).

The spelling of 4404131055545 in words is "four trillion, four hundred four billion, one hundred thirty-one million, fifty-five thousand, five hundred forty-five".