23442403222345 has 32 divisors (see below), whose sum is σ = 29542757270400. Its totient is φ = 17833037612544.

The previous prime is 23442403222313. The next prime is 23442403222363. The reversal of 23442403222345 is 54322230424432.

It is a cyclic number.

It is not a de Polignac number, because 23442403222345 - 2⁵ = 23442403222313 is a prime.

It is a super-2 number, since 2×23442403222345² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23442403222298 and 23442403222307.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5608266 + ... + 8850844.

It is an arithmetic number, because the mean of its divisors is an integer number (923211164700).

Almost surely, 2^{23442403222345} is an apocalyptic number.

It is an amenable number.

23442403222345 is a deficient number, since it is larger than the sum of its proper divisors (6100354048055).

23442403222345 is a wasteful number, since it uses less digits than its factorization.

23442403222345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3243369.

The product of its (nonzero) digits is 1105920, while the sum is 40.

Adding to 23442403222345 its reverse (54322230424432), we get a palindrome (77764633646777).

The spelling of 23442403222345 in words is "twenty-three trillion, four hundred forty-two billion, four hundred three million, two hundred twenty-two thousand, three hundred forty-five".