12400233423044 has 24 divisors (see below), whose sum is σ = 21857247978720. Its totient is φ = 6155308374336.

The previous prime is 12400233423013. The next prime is 12400233423073. The reversal of 12400233423044 is 44032433200421.

It is a self number, because there is not a number n which added to its sum of digits gives 12400233423044.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17249039 + ... + 17953545.

It is an arithmetic number, because the mean of its divisors is an integer number (910718665780).

Almost surely, 2^{12400233423044} is an apocalyptic number.

It is an amenable number.

12400233423044 is a deficient number, since it is larger than the sum of its proper divisors (9457014555676).

12400233423044 is a wasteful number, since it uses less digits than its factorization.

12400233423044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736307 (or 736305 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 12400233423044 its reverse (44032433200421), we get a palindrome (56432666623465).

The spelling of 12400233423044 in words is "twelve trillion, four hundred billion, two hundred thirty-three million, four hundred twenty-three thousand, forty-four".