544564204253 has 12 divisors (see below), whose sum is σ = 556158411648. Its totient is φ = 533200641000.

The previous prime is 544564204241. The next prime is 544564204273. The reversal of 544564204253 is 352402465445.

It is a happy number.

It is not a de Polignac number, because 544564204253 - 2¹⁶ = 544564138717 is a prime.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544564204273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 562100 + ... + 1185362.

It is an arithmetic number, because the mean of its divisors is an integer number (46346534304).

Almost surely, 2^544564204253 is an apocalyptic number.

It is an amenable number.

544564204253 is a deficient number, since it is larger than the sum of its proper divisors (11594207395).

544564204253 is an equidigital number, since it uses as much as digits as its factorization.

544564204253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623632 (or 623573 counting only the distinct ones).

The product of its (nonzero) digits is 2304000, while the sum is 44.

Adding to 544564204253 its reverse (352402465445), we get a palindrome (896966669698).

The spelling of 544564204253 in words is "five hundred forty-four billion, five hundred sixty-four million, two hundred four thousand, two hundred fifty-three".