123200652243566 has 16 divisors (see below), whose sum is σ = 195754995230256. Its totient is φ = 57952074984576.

The previous prime is 123200652243541. The next prime is 123200652243569. The reversal of 123200652243566 is 665342256002321.

It is a self number, because there is not a number n which added to its sum of digits gives 123200652243566.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123200652243569) 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 7 ways as a sum of consecutive naturals, for example, 771873461 + ... + 772033056.

It is an arithmetic number, because the mean of its divisors is an integer number (12234687201891).

Almost surely, 2^{123200652243566} is an apocalyptic number.

123200652243566 is a deficient number, since it is larger than the sum of its proper divisors (72554342986690).

123200652243566 is a wasteful number, since it uses less digits than its factorization.

123200652243566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1543908883.

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

The spelling of 123200652243566 in words is "one hundred twenty-three trillion, two hundred billion, six hundred fifty-two million, two hundred forty-three thousand, five hundred sixty-six".