544551013663 has 2 divisors, whose sum is σ = 544551013664. Its totient is φ = 544551013662.

The previous prime is 544551013649. The next prime is 544551013703. The reversal of 544551013663 is 366310155445.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-544551013663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (544551013463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272275506831 + 272275506832.

It is an arithmetic number, because the mean of its divisors is an integer number (272275506832).

Almost surely, 2^544551013663 is an apocalyptic number.

544551013663 is a deficient number, since it is larger than the sum of its proper divisors (1).

544551013663 is an equidigital number, since it uses as much as digits as its factorization.

544551013663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648000, while the sum is 43.

The spelling of 544551013663 in words is "five hundred forty-four billion, five hundred fifty-one million, thirteen thousand, six hundred sixty-three".