23535657312773 has 2 divisors, whose sum is σ = 23535657312774. Its totient is φ = 23535657312772.

The previous prime is 23535657312731. The next prime is 23535657312793. The reversal of 23535657312773 is 37721375653532.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15669191815489 + 7866465497284 = 3958433^2 + 2804722^2 .

It is a cyclic number.

It is not a de Polignac number, because 23535657312773 - 2¹⁶ = 23535657247237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23535657312793) 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 as a sum of consecutive naturals, namely, 11767828656386 + 11767828656387.

It is an arithmetic number, because the mean of its divisors is an integer number (11767828656387).

Almost surely, 2^{23535657312773} is an apocalyptic number.

It is an amenable number.

23535657312773 is a deficient number, since it is larger than the sum of its proper divisors (1).

23535657312773 is an equidigital number, since it uses as much as digits as its factorization.

23535657312773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 83349000, while the sum is 59.

The spelling of 23535657312773 in words is "twenty-three trillion, five hundred thirty-five billion, six hundred fifty-seven million, three hundred twelve thousand, seven hundred seventy-three".