544623404223 has 16 divisors (see below), whose sum is σ = 751303342080. Its totient is φ = 350516156256.

The previous prime is 544623404219. The next prime is 544623404321. The reversal of 544623404223 is 322404326445.

It is not a de Polignac number, because 544623404223 - 2² = 544623404219 is a prime.

It is a super-2 number, since 2×544623404223² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544623404203) 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, 261586 + ... + 1075952.

It is an arithmetic number, because the mean of its divisors is an integer number (46956458880).

Almost surely, 2^544623404223 is an apocalyptic number.

544623404223 is a deficient number, since it is larger than the sum of its proper divisors (206679937857).

544623404223 is a wasteful number, since it uses less digits than its factorization.

544623404223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 822086.

The product of its (nonzero) digits is 552960, while the sum is 39.

The spelling of 544623404223 in words is "five hundred forty-four billion, six hundred twenty-three million, four hundred four thousand, two hundred twenty-three".