263243354114623 has 8 divisors (see below), whose sum is σ = 263871084902256. Its totient is φ = 262615634937600.

The previous prime is 263243354114597. The next prime is 263243354114647. The reversal of 263243354114623 is 326411453342362.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-263243354114623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (263243354154623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43375308 + ... + 49070398.

It is an arithmetic number, because the mean of its divisors is an integer number (32983885612782).

Almost surely, 2^{263243354114623} is an apocalyptic number.

263243354114623 is a deficient number, since it is larger than the sum of its proper divisors (627730787633).

263243354114623 is a wasteful number, since it uses less digits than its factorization.

263243354114623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5805305.

The product of its digits is 7464960, while the sum is 49.

The spelling of 263243354114623 in words is "two hundred sixty-three trillion, two hundred forty-three billion, three hundred fifty-four million, one hundred fourteen thousand, six hundred twenty-three".