123404213413304 has 16 divisors (see below), whose sum is σ = 231391476326520. Its totient is φ = 61699819726240.

The previous prime is 123404213413297. The next prime is 123404213413337. The reversal of 123404213413304 is 403314312404321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 285643214 + ... + 286074909.

Almost surely, 2^{123404213413304} is an apocalyptic number.

It is an amenable number.

123404213413304 is a deficient number, since it is larger than the sum of its proper divisors (107987262913216).

123404213413304 is a wasteful number, since it uses less digits than its factorization.

123404213413304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571745110 (or 571745106 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 123404213413304 its reverse (403314312404321), we get a palindrome (526718525817625).

The spelling of 123404213413304 in words is "one hundred twenty-three trillion, four hundred four billion, two hundred thirteen million, four hundred thirteen thousand, three hundred four".