544379973445 has 24 divisors (see below), whose sum is σ = 820619073792. Its totient is φ = 339353747040.

The previous prime is 544379973377. The next prime is 544379973491.

It is a happy number.

544379973445 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 544379973445 - 2¹¹ = 544379971397 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64267309 + ... + 64275778.

It is an arithmetic number, because the mean of its divisors is an integer number (34192461408).

Almost surely, 2^544379973445 is an apocalyptic number.

544379973445 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

544379973445 is a deficient number, since it is larger than the sum of its proper divisors (276239100347).

544379973445 is a wasteful number, since it uses less digits than its factorization.

544379973445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128543121 (or 128543110 counting only the distinct ones).

The product of its digits is 228614400, while the sum is 64.

It can be divided in two parts, 544379 and 973445, that added together give a square (1517824 = 1232²).

The spelling of 544379973445 in words is "five hundred forty-four billion, three hundred seventy-nine million, nine hundred seventy-three thousand, four hundred forty-five".