144635265623 has 2 divisors, whose sum is σ = 144635265624. Its totient is φ = 144635265622.

The previous prime is 144635265589. The next prime is 144635265659. The reversal of 144635265623 is 326562536441.

144635265623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (326562536441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 144635265623 - 2⁶ = 144635265559 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144635265823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72317632811 + 72317632812.

It is an arithmetic number, because the mean of its divisors is an integer number (72317632812).

Almost surely, 2^144635265623 is an apocalyptic number.

144635265623 is a deficient number, since it is larger than the sum of its proper divisors (1).

144635265623 is an equidigital number, since it uses as much as digits as its factorization.

144635265623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3110400, while the sum is 47.

The spelling of 144635265623 in words is "one hundred forty-four billion, six hundred thirty-five million, two hundred sixty-five thousand, six hundred twenty-three".