544007621223 has 24 divisors (see below), whose sum is σ = 863767846656. Its totient is φ = 327184774800.

The previous prime is 544007621207. The next prime is 544007621293. The reversal of 544007621223 is 322126700445.

544007621223 is a `hidden beast` number, since 5 + 4 + 4 + 0 + 0 + 7 + 621 + 2 + 23 = 666.

It is not a de Polignac number, because 544007621223 - 2⁴ = 544007621207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544007621203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20960415 + ... + 20986352.

It is an arithmetic number, because the mean of its divisors is an integer number (35990326944).

Almost surely, 2^544007621223 is an apocalyptic number.

544007621223 is a deficient number, since it is larger than the sum of its proper divisors (319760225433).

544007621223 is a wasteful number, since it uses less digits than its factorization.

544007621223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41946915 (or 41946912 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

The spelling of 544007621223 in words is "five hundred forty-four billion, seven million, six hundred twenty-one thousand, two hundred twenty-three".