544144231552 has 16 divisors (see below), whose sum is σ = 1084037336550. Its totient is φ = 272072115712.

The previous prime is 544144231541. The next prime is 544144231583. The reversal of 544144231552 is 255132441445.

It can be written as a sum of positive squares in only one way, i.e., 446085066816 + 98059164736 = 667896^2 + 313144^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2125563277 + ... + 2125563532.

Almost surely, 2^544144231552 is an apocalyptic number.

It is an amenable number.

544144231552 is a deficient number, since it is larger than the sum of its proper divisors (539893104998).

544144231552 is an equidigital number, since it uses as much as digits as its factorization.

544144231552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4251126823 (or 4251126811 counting only the distinct ones).

The product of its digits is 384000, while the sum is 40.

Adding to 544144231552 its reverse (255132441445), we get a palindrome (799276672997).

The spelling of 544144231552 in words is "five hundred forty-four billion, one hundred forty-four million, two hundred thirty-one thousand, five hundred fifty-two".