123440050034 has 32 divisors (see below), whose sum is σ = 219582544896. Its totient is φ = 50944778640.

The previous prime is 123440050033. The next prime is 123440050037. The reversal of 123440050034 is 430050044321.

It is a junction number, because it is equal to n+sod(n) for n = 123440049985 and 123440050012.

It is not an unprimeable number, because it can be changed into a prime (123440050033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1401272 + ... + 1486755.

It is an arithmetic number, because the mean of its divisors is an integer number (6861954528).

Almost surely, 2^123440050034 is an apocalyptic number.

123440050034 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

123440050034 is a deficient number, since it is larger than the sum of its proper divisors (96142494862).

123440050034 is a wasteful number, since it uses less digits than its factorization.

123440050034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2888150.

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 123440050034 its reverse (430050044321), we get a palindrome (553490094355).

The spelling of 123440050034 in words is "one hundred twenty-three billion, four hundred forty million, fifty thousand, thirty-four".