123104223552534 has 32 divisors (see below), whose sum is σ = 282089850913536. Its totient is φ = 35084039237280.

The previous prime is 123104223552487. The next prime is 123104223552571. The reversal of 123104223552534 is 435255322401321.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3691485772 + ... + 3691519119.

It is an arithmetic number, because the mean of its divisors is an integer number (8815307841048).

Almost surely, 2^{123104223552534} is an apocalyptic number.

123104223552534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

123104223552534 is an abundant number, since it is smaller than the sum of its proper divisors (158985627361002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123104223552534 is a wasteful number, since it uses less digits than its factorization.

123104223552534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7383005300.

The product of its (nonzero) digits is 864000, while the sum is 42.

Adding to 123104223552534 its reverse (435255322401321), we get a palindrome (558359545953855).

The spelling of 123104223552534 in words is "one hundred twenty-three trillion, one hundred four billion, two hundred twenty-three million, five hundred fifty-two thousand, five hundred thirty-four".