544531222135445 has 8 divisors (see below), whose sum is σ = 653517066741720. Its totient is φ = 435571910922240.

The previous prime is 544531222135429. The next prime is 544531222135447.

544531222135445 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 37058374578481 + 507472847556964 = 6087559^2 + 22527158^2 .

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

It is not a de Polignac number, because 544531222135445 - 2⁴ = 544531222135429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 544531222135393 and 544531222135402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544531222135447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6633303116 + ... + 6633385205.

It is an arithmetic number, because the mean of its divisors is an integer number (81689633342715).

Almost surely, 2^{544531222135445} is an apocalyptic number.

It is an amenable number.

544531222135445 is a deficient number, since it is larger than the sum of its proper divisors (108985844606275).

544531222135445 is a wasteful number, since it uses less digits than its factorization.

544531222135445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13266696535.

The product of its digits is 11520000, while the sum is 50.

The spelling of 544531222135445 in words is "five hundred forty-four trillion, five hundred thirty-one billion, two hundred twenty-two million, one hundred thirty-five thousand, four hundred forty-five".