22344014440423 has 16 divisors (see below), whose sum is σ = 24112121251680. Its totient is φ = 20582997664896.

The previous prime is 22344014440417. The next prime is 22344014440441. The reversal of 22344014440423 is 32404441044322.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22344014440423 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 (22344014450423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11918961 + ... + 13665637.

It is an arithmetic number, because the mean of its divisors is an integer number (1507007578230).

Almost surely, 2^{22344014440423} is an apocalyptic number.

22344014440423 is a deficient number, since it is larger than the sum of its proper divisors (1768106811257).

22344014440423 is a wasteful number, since it uses less digits than its factorization.

22344014440423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1748706.

The product of its (nonzero) digits is 294912, while the sum is 37.

Adding to 22344014440423 its reverse (32404441044322), we get a palindrome (54748455484745).

The spelling of 22344014440423 in words is "twenty-two trillion, three hundred forty-four billion, fourteen million, four hundred forty thousand, four hundred twenty-three".