123041440234413 has 12 divisors (see below), whose sum is σ = 177734534739580. Its totient is φ = 82023929919936.

The previous prime is 123041440234397. The next prime is 123041440234421. The reversal of 123041440234413 is 314432044140321.

123041440234413 is a `hidden beast` number, since 1 + 2 + 3 + 0 + 4 + 1 + 4 + 4 + 0 + 234 + 413 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 35172526393449 + 87868913840964 = 5930643^2 + 9373842^2 .

It is not a de Polignac number, because 123041440234413 - 2⁴ = 123041440234397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123041440234913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 307864456 + ... + 308263857.

Almost surely, 2^{123041440234413} is an apocalyptic number.

It is an amenable number.

123041440234413 is a deficient number, since it is larger than the sum of its proper divisors (54693094505167).

123041440234413 is a wasteful number, since it uses less digits than its factorization.

123041440234413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616150508 (or 616150505 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

Adding to 123041440234413 its reverse (314432044140321), we get a palindrome (437473484374734).

The spelling of 123041440234413 in words is "one hundred twenty-three trillion, forty-one billion, four hundred forty million, two hundred thirty-four thousand, four hundred thirteen".