123463343364321 has 4 divisors (see below), whose sum is σ = 164617791152432. Its totient is φ = 82308895576212.

The previous prime is 123463343364293. The next prime is 123463343364359.

123463343364321 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 123463343364321 - 2²¹ = 123463341267169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123463343364821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20577223894051 + ... + 20577223894056.

It is an arithmetic number, because the mean of its divisors is an integer number (41154447788108).

Almost surely, 2^{123463343364321} is an apocalyptic number.

It is an amenable number.

123463343364321 is a deficient number, since it is larger than the sum of its proper divisors (41154447788111).

123463343364321 is an equidigital number, since it uses as much as digits as its factorization.

123463343364321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41154447788110.

The product of its digits is 6718464, while the sum is 48.

The spelling of 123463343364321 in words is "one hundred twenty-three trillion, four hundred sixty-three billion, three hundred forty-three million, three hundred sixty-four thousand, three hundred twenty-one".