123424140034 has 64 divisors (see below), whose sum is σ = 213333120000. Its totient is φ = 53108903232.

The previous prime is 123424140031. The next prime is 123424140067. The reversal of 123424140034 is 430041424321.

It is a junction number, because it is equal to n+sod(n) for n = 123424139984 and 123424140011.

It is not an unprimeable number, because it can be changed into a prime (123424140031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12826477 + ... + 12836095.

It is an arithmetic number, because the mean of its divisors is an integer number (3333330000).

Almost surely, 2^123424140034 is an apocalyptic number.

123424140034 is a deficient number, since it is larger than the sum of its proper divisors (89908979966).

123424140034 is a wasteful number, since it uses less digits than its factorization.

123424140034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10199.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 123424140034 its reverse (430041424321), we get a palindrome (553465564355).

The spelling of 123424140034 in words is "one hundred twenty-three billion, four hundred twenty-four million, one hundred forty thousand, thirty-four".