123955873473266 has 16 divisors (see below), whose sum is σ = 186027401443968. Its totient is φ = 61946747042400.

The previous prime is 123955873473227. The next prime is 123955873473269. The reversal of 123955873473266 is 662374378559321.

It is a self number, because there is not a number n which added to its sum of digits gives 123955873473266.

It is not an unprimeable number, because it can be changed into a prime (123955873473269) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31810571 + ... + 35494001.

It is an arithmetic number, because the mean of its divisors is an integer number (11626712590248).

Almost surely, 2^{123955873473266} is an apocalyptic number.

123955873473266 is a deficient number, since it is larger than the sum of its proper divisors (62071527970702).

123955873473266 is a wasteful number, since it uses less digits than its factorization.

123955873473266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3691897.

The product of its digits is 1371686400, while the sum is 71.

The spelling of 123955873473266 in words is "one hundred twenty-three trillion, nine hundred fifty-five billion, eight hundred seventy-three million, four hundred seventy-three thousand, two hundred sixty-six".