544221230502 has 16 divisors (see below), whose sum is σ = 1145728906560. Its totient is φ = 171859335912.

The previous prime is 544221230447. The next prime is 544221230533. The reversal of 544221230502 is 205032122445.

It is a super-2 number, since 2×544221230502² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 544221230502.

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, 2386935108 + ... + 2386935335.

It is an arithmetic number, because the mean of its divisors is an integer number (71608056660).

Almost surely, 2^544221230502 is an apocalyptic number.

544221230502 is an abundant number, since it is smaller than the sum of its proper divisors (601507676058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

544221230502 is a wasteful number, since it uses less digits than its factorization.

544221230502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4773870467.

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 544221230502 its reverse (205032122445), we get a palindrome (749253352947).

The spelling of 544221230502 in words is "five hundred forty-four billion, two hundred twenty-one million, two hundred thirty thousand, five hundred two".