123313412235534 has 32 divisors (see below), whose sum is σ = 261169164711936. Its totient is φ = 38681393297280.

The previous prime is 123313412235521. The next prime is 123313412235571. The reversal of 123313412235534 is 435532214313321.

It is a super-3 number, since 3×123313412235534³ (a number of 43 digits) contains 333 as substring.

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, 79973272 + ... + 81500619.

It is an arithmetic number, because the mean of its divisors is an integer number (8161536397248).

Almost surely, 2^{123313412235534} is an apocalyptic number.

123313412235534 is an abundant number, since it is smaller than the sum of its proper divisors (137855752476402).

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

123313412235534 is a wasteful number, since it uses less digits than its factorization.

123313412235534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161481400.

The product of its digits is 777600, while the sum is 42.

Adding to 123313412235534 its reverse (435532214313321), we get a palindrome (558845626548855).

The spelling of 123313412235534 in words is "one hundred twenty-three trillion, three hundred thirteen billion, four hundred twelve million, two hundred thirty-five thousand, five hundred thirty-four".