544136623253 has 2 divisors, whose sum is σ = 544136623254. Its totient is φ = 544136623252.

The previous prime is 544136623249. The next prime is 544136623259. The reversal of 544136623253 is 352326631445.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 369685888324 + 174450734929 = 608018^2 + 417673^2 .

It is a cyclic number.

It is not a de Polignac number, because 544136623253 - 2² = 544136623249 is a prime.

It is a super-3 number, since 3×544136623253³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (544136623259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272068311626 + 272068311627.

It is an arithmetic number, because the mean of its divisors is an integer number (272068311627).

Almost surely, 2^544136623253 is an apocalyptic number.

It is an amenable number.

544136623253 is a deficient number, since it is larger than the sum of its proper divisors (1).

544136623253 is an equidigital number, since it uses as much as digits as its factorization.

544136623253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1555200, while the sum is 44.

The spelling of 544136623253 in words is "five hundred forty-four billion, one hundred thirty-six million, six hundred twenty-three thousand, two hundred fifty-three".