23400402266044 has 24 divisors (see below), whose sum is σ = 41964479063136. Its totient is φ = 11410754880000.

The previous prime is 23400402266039. The next prime is 23400402266053. The reversal of 23400402266044 is 44066220400432.

It is a junction number, because it is equal to n+sod(n) for n = 23400402265994 and 23400402266012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25011072 + ... + 25929799.

It is an arithmetic number, because the mean of its divisors is an integer number (1748519960964).

Almost surely, 2^{23400402266044} is an apocalyptic number.

It is an amenable number.

23400402266044 is a deficient number, since it is larger than the sum of its proper divisors (18564076797092).

23400402266044 is a wasteful number, since it uses less digits than its factorization.

23400402266044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50943717 (or 50943715 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 37.

Adding to 23400402266044 its reverse (44066220400432), we get a palindrome (67466622666476).

The spelling of 23400402266044 in words is "twenty-three trillion, four hundred billion, four hundred two million, two hundred sixty-six thousand, forty-four".