22423043510605 has 4 divisors (see below), whose sum is σ = 26907652212732. Its totient is φ = 17938434808480.

The previous prime is 22423043510591. The next prime is 22423043510617. The reversal of 22423043510605 is 50601534032422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2524851084484 + 19898192426121 = 1588978^2 + 4460739^2 .

It is not a de Polignac number, because 22423043510605 - 2¹³ = 22423043502413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2242304351056 + ... + 2242304351065.

It is an arithmetic number, because the mean of its divisors is an integer number (6726913053183).

Almost surely, 2^{22423043510605} is an apocalyptic number.

It is an amenable number.

22423043510605 is a deficient number, since it is larger than the sum of its proper divisors (4484608702127).

22423043510605 is an equidigital number, since it uses as much as digits as its factorization.

22423043510605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4484608702126.

The product of its (nonzero) digits is 172800, while the sum is 37.

The spelling of 22423043510605 in words is "twenty-two trillion, four hundred twenty-three billion, forty-three million, five hundred ten thousand, six hundred five".