544121121445 has 8 divisors (see below), whose sum is σ = 712304013600. Its totient is φ = 395724451920.

The previous prime is 544121121371. The next prime is 544121121461.

544121121445 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 544121121445 - 2¹¹ = 544121119397 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 544121121445.

It is a congruent 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, 4946555595 + ... + 4946555704.

It is an arithmetic number, because the mean of its divisors is an integer number (89038001700).

Almost surely, 2^544121121445 is an apocalyptic number.

544121121445 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

544121121445 is a deficient number, since it is larger than the sum of its proper divisors (168182892155).

544121121445 is a wasteful number, since it uses less digits than its factorization.

544121121445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9893111315.

The product of its digits is 25600, while the sum is 34.

It can be divided in two parts, 544121 and 121445, that added together give a palindrome (665566).

The spelling of 544121121445 in words is "five hundred forty-four billion, one hundred twenty-one million, one hundred twenty-one thousand, four hundred forty-five".