544068321 has 16 divisors (see below), whose sum is σ = 749741568. Its totient is φ = 350582400.

The previous prime is 544068311. The next prime is 544068337. The reversal of 544068321 is 123860445.

It is not a de Polignac number, because 544068321 - 2⁶ = 544068257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (544068311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84405 + ... + 90621.

It is an arithmetic number, because the mean of its divisors is an integer number (46858848).

Almost surely, 2^544068321 is an apocalyptic number.

It is an amenable number.

544068321 is a deficient number, since it is larger than the sum of its proper divisors (205673247).

544068321 is a wasteful number, since it uses less digits than its factorization.

544068321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7192.

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 544068321 is about 23325.2721527531. The cubic root of 544068321 is about 816.3651933105.

The spelling of 544068321 in words is "five hundred forty-four million, sixty-eight thousand, three hundred twenty-one".