123243424544215 has 8 divisors (see below), whose sum is σ = 147908650398048. Its totient is φ = 98583712338720.

The previous prime is 123243424544197. The next prime is 123243424544221. The reversal of 123243424544215 is 512445424342321.

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

It is not a de Polignac number, because 123243424544215 - 2⁷ = 123243424544087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1378362907 + ... + 1378452316.

It is an arithmetic number, because the mean of its divisors is an integer number (18488581299756).

Almost surely, 2^{123243424544215} is an apocalyptic number.

123243424544215 is a deficient number, since it is larger than the sum of its proper divisors (24665225853833).

123243424544215 is an equidigital number, since it uses as much as digits as its factorization.

123243424544215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2756824169.

The product of its digits is 3686400, while the sum is 46.

Adding to 123243424544215 its reverse (512445424342321), we get a palindrome (635688848886536).

The spelling of 123243424544215 in words is "one hundred twenty-three trillion, two hundred forty-three billion, four hundred twenty-four million, five hundred forty-four thousand, two hundred fifteen".